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org.apache.solr.client.solrj.impl.HttpSolrServer$RemoteSolrException: Expected mime type application/octet-stream but got text/html. <!DOCTYPE html><html><head><title>Apache Tomcat/8.0.36 - Error report</title><style type="text/css">H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}.line {height: 1px; background-color: #525D76; border: none;}</style> </head><body><h1>HTTP Status 500 - {msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
... 9 more
,code=500}</h1><div class="line"></div><p><b>type</b> Status report</p><p><b>message</b> <u>{msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
... 9 more
,code=500}</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><hr class="line"><h3>Apache Tomcat/8.0.36</h3></body></html>

Cocoon stacktrace [hide]

Failed to process pipeline
context:/file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap - 96:31 <map:serialize type="xml">
context:/file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap - 95:55 <map:generate type="file">
context:/resource://aspects/ViewArtifacts/sitemap.xmap - 372:32 <map:serialize type="xml">
context:/resource://aspects/ViewArtifacts/sitemap.xmap - 93:59 <map:transform type="Navigation">
context:/resource://aspects/ViewArtifacts/sitemap.xmap - 81:40 <map:generate>
context:/resource://aspects/BrowseArtifacts/sitemap.xmap - 82:56 <map:serialize type="xml">
context:/resource://aspects/BrowseArtifacts/sitemap.xmap - 81:71 <map:transform type="ConfigurableBrowse">
context:/resource://aspects/BrowseArtifacts/sitemap.xmap - 47:47 <map:transform type="Navigation">
context:/resource://aspects/BrowseArtifacts/sitemap.xmap - 41:28 <map:generate>
context:/resource://aspects/Discovery/sitemap.xmap - 214:40 <map:serialize type="xml">
context:/resource://aspects/Discovery/sitemap.xmap - 78:47 <map:transform type="Navigation">
context:/resource://aspects/Discovery/sitemap.xmap - 66:28 <map:generate>
context:/resource://aspects/Administrative/sitemap.xmap - 1096:31 <map:serialize type="xml">
context:/resource://aspects/Administrative/sitemap.xmap - 308:38 <map:transform type="Navigation">
context:/resource://aspects/Administrative/sitemap.xmap - 307:44 <map:transform type="SystemwideAlerts">
context:/resource://aspects/Administrative/sitemap.xmap - 305:19 <map:generate>
context:/resource://aspects/EPerson/sitemap.xmap - 302:31 <map:serialize type="xml">
context:/resource://aspects/EPerson/sitemap.xmap - 107:38 <map:transform type="Navigation">
context:/resource://aspects/EPerson/sitemap.xmap - 96:19 <map:generate>
context:/resource://aspects/Submission/sitemap.xmap - 277:27 <map:serialize>
context:/resource://aspects/Submission/sitemap.xmap - 257:26 <map:generate>
context:/resource://aspects/Statistics/sitemap.xmap - 292:36 <map:serialize type="xml">
context:/resource://aspects/Statistics/sitemap.xmap - 37:19 <map:generate>
context:/resource://aspects/Workflow/sitemap.xmap - 161:27 <map:serialize>
context:/resource://aspects/Workflow/sitemap.xmap - 145:26 <map:generate>
context:/file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap - 85:34 <map:serialize type="xml">
context:/file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap - 84:43 <map:transform type="PageNotFound">
context:/file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap - 83:22 <map:generate>
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 183:56 <map:serialize type="html-no-doctype">
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 107:54 <map:transform type="strip-namespaces">
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 101:44 <map:transform type="i18n">
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 97:49 <map:transform>
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 85:51 <map:transform type="IncludePageMeta">
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 82:54 <map:transform>
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 175:67 <map:generate type="file">
context:/file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap - 170:37 <map:match>

Java stacktrace [hide]

org.apache.solr.client.solrj.impl.HttpSolrServer$RemoteSolrException: Expected mime type application/octet-stream but got text/html. <!DOCTYPE html><html><head><title>Apache Tomcat/8.0.36 - Error report</title><style type="text/css">H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}.line {height: 1px; background-color: #525D76; border: none;}</style> </head><body><h1>HTTP Status 500 - {msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</h1><div class="line"></div><p><b>type</b> Status report</p><p><b>message</b> <u>{msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><hr class="line"><h3>Apache Tomcat/8.0.36</h3></body></html>
	at org.apache.solr.client.solrj.impl.HttpSolrServer.executeMethod(HttpSolrServer.java:512)
	at org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:210)
	at org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:206)
	at org.apache.solr.client.solrj.request.QueryRequest.process(QueryRequest.java:91)
	at org.apache.solr.client.solrj.SolrServer.query(SolrServer.java:301)
	at org.dspace.discovery.SolrServiceImpl.search(SolrServiceImpl.java:1594)
	at org.dspace.browse.SolrBrowseDAO.getSolrResponse(SolrBrowseDAO.java:192)
	at org.dspace.browse.SolrBrowseDAO.doCountQuery(SolrBrowseDAO.java:233)
	at org.dspace.browse.BrowseEngine.getTotalResults(BrowseEngine.java:761)
	at org.dspace.browse.BrowseEngine.browseByValue(BrowseEngine.java:450)
	at org.dspace.browse.BrowseEngine.browse(BrowseEngine.java:94)
	at org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.getBrowseInfo(ConfigurableBrowse.java:841)
	at org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.addBody(ConfigurableBrowse.java:277)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:223)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.xml.AbstractXMLPipe.startElement(AbstractXMLPipe.java:94)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:240)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.environment.internal.EnvironmentChanger.startElement(EnvironmentStack.java:140)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.xml.AbstractXMLPipe.startElement(AbstractXMLPipe.java:94)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:240)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.environment.internal.EnvironmentChanger.startElement(EnvironmentStack.java:140)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.components.sax.AbstractXMLByteStreamInterpreter.parse(AbstractXMLByteStreamInterpreter.java:117)
	at org.apache.cocoon.components.sax.XMLByteStreamInterpreter.deserialize(XMLByteStreamInterpreter.java:44)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:324)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:439)
	at sun.reflect.GeneratedMethodAccessor149.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:147)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:55)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:87)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:117)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:55)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:87)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:117)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.servlet.RequestProcessor.process(RequestProcessor.java:351)
	at org.apache.cocoon.servlet.RequestProcessor.service(RequestProcessor.java:169)
	at org.apache.cocoon.sitemap.SitemapServlet.service(SitemapServlet.java:84)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	at org.apache.cocoon.servletservice.ServletServiceContext$PathDispatcher.forward(ServletServiceContext.java:468)
	at org.apache.cocoon.servletservice.ServletServiceContext$PathDispatcher.forward(ServletServiceContext.java:443)
	at org.apache.cocoon.servletservice.spring.ServletFactoryBean$ServiceInterceptor.invoke(ServletFactoryBean.java:264)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
	at com.sun.proxy.$Proxy109.service(Unknown Source)
	at org.dspace.springmvc.CocoonView.render(CocoonView.java:113)
	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1180)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:950)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.DSpaceCocoonServletFilter.doFilter(DSpaceCocoonServletFilter.java:274)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.rdf.negotiation.NegotiationFilter.doFilter(NegotiationFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)

Java full stacktrace [hide]

org.apache.cocoon.ProcessingException: Failed to process pipeline
	at <map:serialize type="xml"> - file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap:96:31
	at <map:generate type="file"> - file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap:95:55
	at <map:serialize type="xml"> - resource://aspects/ViewArtifacts/sitemap.xmap:372:32
	at <map:transform type="Navigation"> - resource://aspects/ViewArtifacts/sitemap.xmap:93:59
	at <map:generate> - resource://aspects/ViewArtifacts/sitemap.xmap:81:40
	at <map:serialize type="xml"> - resource://aspects/BrowseArtifacts/sitemap.xmap:82:56
	at <map:transform type="ConfigurableBrowse"> - resource://aspects/BrowseArtifacts/sitemap.xmap:81:71
	at <map:transform type="Navigation"> - resource://aspects/BrowseArtifacts/sitemap.xmap:47:47
	at <map:generate> - resource://aspects/BrowseArtifacts/sitemap.xmap:41:28
	at <map:serialize type="xml"> - resource://aspects/Discovery/sitemap.xmap:214:40
	at <map:transform type="Navigation"> - resource://aspects/Discovery/sitemap.xmap:78:47
	at <map:generate> - resource://aspects/Discovery/sitemap.xmap:66:28
	at <map:serialize type="xml"> - resource://aspects/Administrative/sitemap.xmap:1096:31
	at <map:transform type="Navigation"> - resource://aspects/Administrative/sitemap.xmap:308:38
	at <map:transform type="SystemwideAlerts"> - resource://aspects/Administrative/sitemap.xmap:307:44
	at <map:generate> - resource://aspects/Administrative/sitemap.xmap:305:19
	at <map:serialize type="xml"> - resource://aspects/EPerson/sitemap.xmap:302:31
	at <map:transform type="Navigation"> - resource://aspects/EPerson/sitemap.xmap:107:38
	at <map:generate> - resource://aspects/EPerson/sitemap.xmap:96:19
	at <map:serialize> - resource://aspects/Submission/sitemap.xmap:277:27
	at <map:generate> - resource://aspects/Submission/sitemap.xmap:257:26
	at <map:serialize type="xml"> - resource://aspects/Statistics/sitemap.xmap:292:36
	at <map:generate> - resource://aspects/Statistics/sitemap.xmap:37:19
	at <map:serialize> - resource://aspects/Workflow/sitemap.xmap:161:27
	at <map:generate> - resource://aspects/Workflow/sitemap.xmap:145:26
	at <map:serialize type="xml"> - file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap:85:34
	at <map:transform type="PageNotFound"> - file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap:84:43
	at <map:generate> - file:///opt/dspace/webapps/xmlui/aspects/aspects.xmap:83:22
	at <map:serialize type="html-no-doctype"> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:183:56
	at <map:transform type="strip-namespaces"> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:107:54
	at <map:transform type="i18n"> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:101:44
	at <map:transform> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:97:49
	at <map:transform type="IncludePageMeta"> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:85:51
	at <map:transform> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:82:54
	at <map:generate type="file"> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:175:67
	at <map:match> - file:///opt/dspace/webapps/xmlui/themes/Massey/sitemap.xmap:170:37
	at org.apache.cocoon.ProcessingException.throwLocated(ProcessingException.java:143)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.handleException(AbstractProcessingPipeline.java:923)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:379)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
	at sun.reflect.GeneratedMethodAccessor145.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:362)
	at org.apache.cocoon.components.source.util.SourceUtil.toSAX(SourceUtil.java:111)
	at org.apache.cocoon.components.source.util.SourceUtil.parse(SourceUtil.java:294)
	at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:136)
	at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy115.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:439)
	at sun.reflect.GeneratedMethodAccessor149.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy114.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(SerializeNode.java:147)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:55)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:87)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:117)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:55)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(MatchNode.java:87)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(MountNode.java:117)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(PipelineNode.java:143)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(AbstractParentProcessingNode.java:78)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(PipelinesNode.java:81)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:239)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(ConcreteTreeProcessor.java:171)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcessor.java:247)
	at org.apache.cocoon.servlet.RequestProcessor.process(RequestProcessor.java:351)
	at org.apache.cocoon.servlet.RequestProcessor.service(RequestProcessor.java:169)
	at org.apache.cocoon.sitemap.SitemapServlet.service(SitemapServlet.java:84)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	at org.apache.cocoon.servletservice.ServletServiceContext$PathDispatcher.forward(ServletServiceContext.java:468)
	at org.apache.cocoon.servletservice.ServletServiceContext$PathDispatcher.forward(ServletServiceContext.java:443)
	at org.apache.cocoon.servletservice.spring.ServletFactoryBean$ServiceInterceptor.invoke(ServletFactoryBean.java:264)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
	at com.sun.proxy.$Proxy109.service(Unknown Source)
	at org.dspace.springmvc.CocoonView.render(CocoonView.java:113)
	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1180)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:950)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.DSpaceCocoonServletFilter.doFilter(DSpaceCocoonServletFilter.java:274)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.rdf.negotiation.NegotiationFilter.doFilter(NegotiationFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.xml.sax.SAXException: An error was encountered while processing the 'aspect.artifactbrowser.ConfigurableBrowse' Wing based component: org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse
org.dspace.app.xmlui.utils.UIException: Unable to process browse
	at org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer.handleException(AbstractDSpaceTransformer.java:109)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:248)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.xml.AbstractXMLPipe.startElement(AbstractXMLPipe.java:94)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:240)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.environment.internal.EnvironmentChanger.startElement(EnvironmentStack.java:140)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.xml.AbstractXMLPipe.startElement(AbstractXMLPipe.java:94)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:240)
	at sun.reflect.GeneratedMethodAccessor120.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
	at com.sun.proxy.$Proxy121.startElement(Unknown Source)
	at org.apache.cocoon.environment.internal.EnvironmentChanger.startElement(EnvironmentStack.java:140)
	at org.apache.cocoon.components.sax.XMLTeePipe.startElement(XMLTeePipe.java:87)
	at org.apache.cocoon.components.sax.AbstractXMLByteStreamInterpreter.parse(AbstractXMLByteStreamInterpreter.java:117)
	at org.apache.cocoon.components.sax.XMLByteStreamInterpreter.deserialize(XMLByteStreamInterpreter.java:44)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:324)
	... 257 more
Caused by: org.dspace.app.xmlui.utils.UIException: Unable to process browse
	at org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.getBrowseInfo(ConfigurableBrowse.java:867)
	at org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.addBody(ConfigurableBrowse.java:277)
	at org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:223)
	... 284 more
Caused by: org.dspace.browse.BrowseException: org.dspace.discovery.SearchServiceException: Expected mime type application/octet-stream but got text/html. <!DOCTYPE html><html><head><title>Apache Tomcat/8.0.36 - Error report</title><style type="text/css">H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}.line {height: 1px; background-color: #525D76; border: none;}</style> </head><body><h1>HTTP Status 500 - {msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</h1><div class="line"></div><p><b>type</b> Status report</p><p><b>message</b> <u>{msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><hr class="line"><h3>Apache Tomcat/8.0.36</h3></body></html>
	at org.dspace.browse.SolrBrowseDAO.getSolrResponse(SolrBrowseDAO.java:197)
	at org.dspace.browse.SolrBrowseDAO.doCountQuery(SolrBrowseDAO.java:233)
	at org.dspace.browse.BrowseEngine.getTotalResults(BrowseEngine.java:761)
	at org.dspace.browse.BrowseEngine.browseByValue(BrowseEngine.java:450)
	at org.dspace.browse.BrowseEngine.browse(BrowseEngine.java:94)
	at org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.getBrowseInfo(ConfigurableBrowse.java:841)
	... 286 more
Caused by: org.dspace.discovery.SearchServiceException: Expected mime type application/octet-stream but got text/html. <!DOCTYPE html><html><head><title>Apache Tomcat/8.0.36 - Error report</title><style type="text/css">H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}.line {height: 1px; background-color: #525D76; border: none;}</style> </head><body><h1>HTTP Status 500 - {msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</h1><div class="line"></div><p><b>type</b> Status report</p><p><b>message</b> <u>{msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><hr class="line"><h3>Apache Tomcat/8.0.36</h3></body></html>
	at org.dspace.discovery.SolrServiceImpl.search(SolrServiceImpl.java:1599)
	at org.dspace.browse.SolrBrowseDAO.getSolrResponse(SolrBrowseDAO.java:192)
	... 291 more
Caused by: org.apache.solr.client.solrj.impl.HttpSolrServer$RemoteSolrException: Expected mime type application/octet-stream but got text/html. <!DOCTYPE html><html><head><title>Apache Tomcat/8.0.36 - Error report</title><style type="text/css">H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}A.name {color : black;}.line {height: 1px; background-color: #525D76; border: none;}</style> </head><body><h1>HTTP Status 500 - {msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</h1><div class="line"></div><p><b>type</b> Status report</p><p><b>message</b> <u>{msg=SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml,trace=org.apache.solr.common.SolrException: SolrCore 'search' is not available due to init failure: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:745)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:299)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.dspace.solr.filters.LocalHostRestrictionFilter.doFilter(LocalHostRestrictionFilter.java:50)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:480)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)
Caused by: org.apache.solr.common.SolrException: Could not load conf for core search: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:66)
	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:489)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	... 1 more
Caused by: org.apache.solr.common.SolrException: Error loading solr config from /opt/dspace/solr/search/conf/solrconfig.xml
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:154)
	at org.apache.solr.core.ConfigSetService.createSolrConfig(ConfigSetService.java:80)
	at org.apache.solr.core.ConfigSetService.getConfig(ConfigSetService.java:61)
	... 7 more
Caused by: org.apache.solr.common.SolrException: No system property or default value specified for solr.install.dir value:${solr.install.dir}/contrib/analysis-extras/lib/
	at org.apache.solr.util.PropertiesUtil.substituteProperty(PropertiesUtil.java:66)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:298)
	at org.apache.solr.util.DOMUtil.substituteProperties(DOMUtil.java:300)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:142)
	at org.apache.solr.core.Config.&lt;init&gt;(Config.java:87)
	at org.apache.solr.core.SolrConfig.&lt;init&gt;(SolrConfig.java:167)
	at org.apache.solr.core.SolrConfig.readFromResourceLoader(SolrConfig.java:145)
	... 9 more
,code=500}</u></p><p><b>description</b> <u>The server encountered an internal error that prevented it from fulfilling this request.</u></p><hr class="line"><h3>Apache Tomcat/8.0.36</h3></body></html>
	at org.apache.solr.client.solrj.impl.HttpSolrServer.executeMethod(HttpSolrServer.java:512)
	at org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:210)
	at org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:206)
	at org.apache.solr.client.solrj.request.QueryRequest.process(QueryRequest.java:91)
	at org.apache.solr.client.solrj.SolrServer.query(SolrServer.java:301)
	at org.dspace.discovery.SolrServiceImpl.search(SolrServiceImpl.java:1594)
	... 292 more

The Manakin interface of the DSpace digital repository software.