We have been having intermittent problems
We are getting lots ant lots of mostly 2 different Exceptions (usually
the first one) :
Caused by: org.postgresql.util.PSQLException: This statement has been closed.
at
org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer.handleException(AbstractDSpaceTransformer.java:140)
at
org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:279)
at sun.reflect.GeneratedMethodAccessor80.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy15.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:271)
at sun.reflect.GeneratedMethodAccessor80.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy15.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)
... 190 more
Caused by: org.postgresql.util.PSQLException: This statement has been closed.
at
org.postgresql.jdbc2.AbstractJdbc2Statement.checkClosed(AbstractJdbc2Statement.java:2444)
at
org.postgresql.jdbc2.AbstractJdbc2Statement.setInt(AbstractJdbc2Statement.java:1150)
at
org.apache.commons.dbcp.DelegatingPreparedStatement.setInt(DelegatingPreparedStatement.java:117)
at
org.apache.commons.dbcp.DelegatingPreparedStatement.setInt(DelegatingPreparedStatement.java:117)
at
org.dspace.storage.rdbms.DatabaseManager.loadParameters(DatabaseManager.java:1676)
at
org.dspace.storage.rdbms.DatabaseManager.queryTable(DatabaseManager.java:167)
at org.dspace.content.Community.getCollections(Community.java:523)
at
org.dspace.app.xmlui.aspect.artifactbrowser.CommunityViewer.addBody(CommunityViewer.java:276)
at
org.dspace.app.xmlui.wing.AbstractWingTransformer.startElement(AbstractWingTransformer.java:256)
... 208 more
Caused by: java.lang.NullPointerException
at
org.dspace.app.xmlui.aspect.artifactbrowser.ConfigurableBrowse.getValidity(ConfigurableBrowse.java:233)
at sun.reflect.GeneratedMethodAccessor105.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy15.getValidity(Unknown Source)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.getValidityForInternalPipeline(AbstractCachingProcessingPipeline.java:987)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.validatePipeline(AbstractCachingProcessingPipeline.java:601)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:717)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.prepareInternal(AbstractProcessingPipeline.java:480)
at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy9.prepareInternal(Unknown Source)
at
org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:292)
at
org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:148)
at
org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:62)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:153)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:183)
at
org.apache.cocoon.generation.FileGenerator.setup(FileGenerator.java:99)
at
org.dspace.app.xmlui.cocoon.AspectGenerator.setup(AspectGenerator.java:112)
at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy10.setup(Unknown Source)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:343)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:710)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.prepareInternal(AbstractProcessingPipeline.java:480)
at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy9.prepareInternal(Unknown Source)
at
org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:292)
at
org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:148)
at
org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:62)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:153)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:183)
at
org.apache.cocoon.generation.FileGenerator.setup(FileGenerator.java:99)
at
org.dspace.app.xmlui.cocoon.AspectGenerator.setup(AspectGenerator.java:112)
at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy10.setup(Unknown Source)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:343)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:710)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.prepareInternal(AbstractProcessingPipeline.java:480)
at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy9.prepareInternal(Unknown Source)
at
org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:292)
at
org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:148)
at
org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:62)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:153)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:183)
at
org.apache.cocoon.generation.FileGenerator.setup(FileGenerator.java:99)
at
org.dspace.app.xmlui.cocoon.AspectGenerator.setup(AspectGenerator.java:112)
at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy10.setup(Unknown Source)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:343)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:710)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.prepareInternal(AbstractProcessingPipeline.java:480)
at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy9.prepareInternal(Unknown Source)
at
org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:292)
at
org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:148)
at
org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:62)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:153)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:183)
at
org.apache.cocoon.generation.FileGenerator.setup(FileGenerator.java:99)
at
org.dspace.app.xmlui.cocoon.AspectGenerator.setup(AspectGenerator.java:112)
at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy10.setup(Unknown Source)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:343)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:710)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.prepareInternal(AbstractProcessingPipeline.java:480)
at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy9.prepareInternal(Unknown Source)
at
org.apache.cocoon.components.source.impl.SitemapSource.init(SitemapSource.java:292)
at
org.apache.cocoon.components.source.impl.SitemapSource.<init>(SitemapSource.java:148)
at
org.apache.cocoon.components.source.impl.SitemapSourceFactory.getSource(SitemapSourceFactory.java:62)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:153)
at
org.apache.cocoon.components.source.CocoonSourceResolver.resolveURI(CocoonSourceResolver.java:183)
at
org.apache.cocoon.generation.FileGenerator.setup(FileGenerator.java:99)
at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.cocoon.core.container.spring.avalon.PoolableProxyHandler.invoke(PoolableProxyHandler.java:71)
at $Proxy10.setup(Unknown Source)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setupPipeline(AbstractProcessingPipeline.java:343)
at
org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.setupPipeline(AbstractCachingProcessingPipeline.java:710)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.preparePipeline(AbstractProcessingPipeline.java:466)
at
org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:411)
... 88 more
And usually between 1am-4am we end up with all connections idle in
transaction. We don't know actually if this end result is actually
related to the exceptions above or is something else.
Does anyone have any clue what might this be?
Thanks,
Flavio
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