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via XWiki.org JIRA by Raffaello Pelagalli, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.xwiki.configuration.internal.DefaultConfigurationSourceCollection.initialize(DefaultConfigurationSourceCollection.java:63)	at org.xwiki.plexus.lifecycle.phase.InitializePhase.execute(InitializePhase.java:44)	at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128)	at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142)	at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132)	at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90)	at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147)	at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:283)	at org.codehaus.plexus.component.composition.AbstractComponentComposer.findRequirement(AbstractComponentComposer.java:241)	at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirementToField(FieldComponentComposer.java:66)	at org.codehaus.plexus.component.composition.FieldComponentComposer.assignRequirement(FieldComponentComposer.java:57)	at org.codehaus.plexus.component.composition.AbstractComponentComposer.assembleComponent(AbstractComponentComposer.java:143)	at org.codehaus.plexus.component.composition.DefaultComponentComposerManager.assembleComponent(DefaultComponentComposerManager.java:71)	at org.codehaus.plexus.personality.plexus.lifecycle.phase.CompositionPhase.execute(CompositionPhase.java:46)	at org.codehaus.plexus.lifecycle.AbstractLifecycleHandler.start(AbstractLifecycleHandler.java:128)	at org.codehaus.plexus.component.manager.AbstractComponentManager.startComponentLifecycle(AbstractComponentManager.java:142)	at org.codehaus.plexus.component.manager.AbstractComponentManager.createComponentInstance(AbstractComponentManager.java:132)	at org.codehaus.plexus.component.manager.ClassicSingletonComponentManager.getComponent(ClassicSingletonComponentManager.java:90)	at org.codehaus.plexus.DefaultComponentLookupManager.lookup(DefaultComponentLookupManager.java:147)	at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:277)	at org.xwiki.plexus.manager.PlexusComponentManager.lookup(PlexusComponentManager.java:76)	at com.xpn.xwiki.web.Utils.getComponent(Utils.java:545)	at com.xpn.xwiki.web.Utils.getComponent(Utils.java:565)	at com.xpn.xwiki.doc.XWikiDocument.getDefaultDocumentSyntax(XWikiDocument.java:5067)	at com.xpn.xwiki.doc.XWikiDocument.(XWikiDocument.java:420)	at com.xpn.xwiki.doc.XWikiDocument.(XWikiDocument.java:383)	at com.xpn.xwiki.doc.XWikiDocument.(XWikiDocument.java:371)	at com.xpn.xwiki.XWiki.getDocument(XWiki.java:1366)	at com.xpn.xwiki.plugin.scheduler.GroovyJob.execute(GroovyJob.java:72)	at org.quartz.core.JobRunShell.run(JobRunShell.java:202)	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:529)