I upgraded to 4.0 from 3.2. I am now encountering internal server error. Then
when examining it turned out that solr modules "search" and "statistics" is
not loading. Yes it was already there in upgrade section

"Format error

Caused by: org.apache.lucene.index.IndexFormatTooOldException: Format
version is not supported (resource: segment _386q in resource
ChecksumIndexInput(MMapIndexInput(path="/space/dspace/solr/statistics/data/index/segments_37m6"))):
2.x. This version of Lucene only supports indexes created with release 3.0
and later.
"

But to solve this, I renamed the data folder under /dspace/solr/search/data
and /dspace/solr/statistics/data and created new data folders. Then
restarted tomcat. But still I am getting internal server error.

This is what I see in dspace log.

2014-01-23 02:11:31,771 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ I/O exception
(java.net.NoRouteToHostException) caught when connecting to the target host:
No route to host
2014-01-23 02:11:31,772 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ Retrying connect
2014-01-23 02:11:34,808 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ I/O exception
(java.net.NoRouteToHostException) caught when connecting to the target host:
No route to host
2014-01-23 02:11:34,809 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ Retrying connect
2014-01-23 02:11:37,849 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ I/O exception
(java.net.NoRouteToHostException) caught when connecting to the target host:
No route to host
2014-01-23 02:11:37,849 INFO 
org.apache.http.impl.client.SystemDefaultHttpClient @ Retrying connect
2014-01-23 02:11:40,885 ERROR org.dspace.browse.ItemCountDAOSolr @ caught
exception: 
org.dspace.discovery.SearchServiceException: IOException occured when
talking to server at: http://www.cmrlibrary.in:8080/solr/search
        at 
org.dspace.discovery.SolrServiceImpl.search(SolrServiceImpl.java:1561)
        at 
org.dspace.browse.ItemCountDAOSolr.loadCount(ItemCountDAOSolr.java:171)
        at 
org.dspace.browse.ItemCountDAOSolr.getCount(ItemCountDAOSolr.java:104)
        at org.dspace.browse.ItemCounter.getCount(ItemCounter.java:118)
        at
org.dspace.app.xmlui.objectmanager.ContainerAdapter.renderDescriptiveSection(ContainerAdapter.java:282)
        at
org.dspace.app.xmlui.objectmanager.AbstractAdapter.renderMETS(AbstractAdapter.java:343)
        at
org.dspace.app.xmlui.cocoon.DSpaceMETSGenerator.generate(DSpaceMETSGenerator.java:101)
        at sun.reflect.GeneratedMethodAccessor155.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy39.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:439)
        at sun.reflect.GeneratedMethodAccessor118.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.process(Unknown Source)
        at
org.apache.cocoon.components.source.impl.SitemapSource.getInputStream(SitemapSource.java:199)
        at
org.apache.cocoon.components.xslt.TraxProcessor.getInputSource(TraxProcessor.java:624)
        at
org.apache.cocoon.components.xslt.TraxProcessor.resolve(TraxProcessor.java:569)
        at
org.apache.xpath.SourceTreeManager.resolveURI(SourceTreeManager.java:125)
        at org.apache.xalan.templates.FuncDocument.getDoc(FuncDocument.java:235)
        at 
org.apache.xalan.templates.FuncDocument.execute(FuncDocument.java:192)
        at org.apache.xpath.Expression.asIterator(Expression.java:250)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:205)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemChoose.execute(ElemChoose.java:126)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemChoose.execute(ElemChoose.java:139)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at org.apache.xalan.templates.ElemChoose.execute(ElemChoose.java:139)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:1374)
        at
org.apache.xalan.templates.ElemApplyTemplates.transformSelectedNodes(ElemApplyTemplates.java:393)
        at
org.apache.xalan.templates.ElemApplyTemplates.execute(ElemApplyTemplates.java:176)
        at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2411)
        at
org.apache.xalan.transformer.TransformerImpl.applyTemplateToNode(TransformerImpl.java:2281)
        at
org.apache.xalan.transformer.TransformerImpl.transformNode(TransformerImpl.java:1367)
        at
org.apache.xalan.transformer.TransformerImpl.run(TransformerImpl.java:3458)
        at
org.apache.xalan.transformer.TransformerHandlerImpl.endDocument(TransformerHandlerImpl.java:406)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.apache.cocoon.transformation.TraxTransformer.endDocument(TraxTransformer.java:563)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy34.endDocument(Unknown Source)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy33.endDocument(Unknown Source)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy33.endDocument(Unknown Source)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy33.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor293.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy44.endDocument(Unknown Source)
        at
org.apache.cocoon.components.sax.XMLTeePipe.endDocument(XMLTeePipe.java:71)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.components.sax.XMLTeePipe.endDocument(XMLTeePipe.java:71)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.components.sax.XMLTeePipe.endDocument(XMLTeePipe.java:71)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.xml.AbstractXMLPipe.endDocument(AbstractXMLPipe.java:55)
        at
org.dspace.app.xmlui.wing.AbstractWingTransformer.endDocument(AbstractWingTransformer.java:112)
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy36.endDocument(Unknown Source)
        at
org.apache.cocoon.environment.internal.EnvironmentChanger.endDocument(EnvironmentStack.java:119)
        at
org.apache.cocoon.components.sax.XMLTeePipe.endDocument(XMLTeePipe.java:71)
        at
org.apache.cocoon.components.sax.AbstractXMLByteStreamInterpreter.parse(AbstractXMLByteStreamInterpreter.java:103)
        at
org.apache.cocoon.components.sax.XMLByteStreamInterpreter.deserialize(XMLByteStreamInterpreter.java:44)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:324)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:326)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:750)
        at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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.GeneratedMethodAccessor108.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy32.generate(Unknown Source)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:544)
        at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:273)
        at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:439)
        at sun.reflect.GeneratedMethodAccessor118.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
        at com.sun.proxy.$Proxy31.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:728)
        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$ServiceInterceptor.invoke(ServletFactoryBean.java:264)
        at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
        at
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
        at com.sun.proxy.$Proxy28.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:621)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at
org.dspace.app.xmlui.cocoon.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at
org.dspace.app.xmlui.cocoon.DSpaceCocoonServletFilter.doFilter(DSpaceCocoonServletFilter.java:275)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at
org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:119)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at
org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
        at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
        at
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
        at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
        at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
        at
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
        at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)
Caused by: org.apache.solr.client.solrj.SolrServerException: IOException
occured when talking to server at: http://www.cmrlibrary.in:8080/solr/search
        at
org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:435)
        at
org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:180)
        at
org.apache.solr.client.solrj.request.QueryRequest.process(QueryRequest.java:90)
        at org.apache.solr.client.solrj.SolrServer.query(SolrServer.java:301)
        at 
org.dspace.discovery.SolrServiceImpl.search(SolrServiceImpl.java:1556)
        ... 424 more
Caused by: java.net.NoRouteToHostException: No route to host
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at
java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
        at
java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
        at
java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:579)
        at
org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:127)
        at
org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:180)
        at
org.apache.http.impl.conn.ManagedClientConnectionImpl.open(ManagedClientConnectionImpl.java:294)
        at
org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:640)
        at
org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:479)
        at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)
        at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:805)
        at
org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:784)
        at
org.apache.solr.client.solrj.impl.HttpSolrServer.request(HttpSolrServer.java:365)
        ... 428 more



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