The Mention queue can produce a locking exception

2020-08-06 12:08:04,681 [ajp-nio-127.0.0.1-8009-exec-8 - http://wiki.johanneswerk.de/bin/get/Versteckt/?sheet=CKEditor.HTMLConverter&outputSyntax=plain&sourceSyntax=xwiki%2F2.1&language=de] ERROR .s.DefaultScriptServiceManager - Failed to lookup script service for role hint [mentions]
org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [org.xwiki.mentions.script.MentionsScriptService] identified by type [interface org.xwiki.script.service.ScriptService] and hint [mentions]
        at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:204)
        at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:210)
        at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
        at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
        at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
        at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
        at org.xwiki.component.internal.multi.DelegateComponentManager.getInstance(DelegateComponentManager.java:83)
        at org.xwiki.script.internal.service.DefaultScriptServiceManager.get(DefaultScriptServiceManager.java:65)
        at sun.reflect.GeneratedMethodAccessor135.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.velocity.runtime.parser.node.GetExecutor.execute(GetExecutor.java:117)
        at org.apache.velocity.util.introspection.UberspectImpl$VelGetterImpl.invoke(UberspectImpl.java:711)
        at org.apache.velocity.runtime.parser.node.ASTIdentifier.execute(ASTIdentifier.java:215)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369)
        at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:701)
        at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:72)
        at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:240)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423)
        at org.apache.velocity.Template.merge(Template.java:358)
        at org.apache.velocity.Template.merge(Template.java:262)
        at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:281)
        at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:316)
        at org.xwiki.rendering.internal.macro.velocity.VelocityMacro.evaluateString(VelocityMacro.java:131)
        at org.xwiki.rendering.internal.macro.velocity.VelocityMacro.evaluateString(VelocityMacro.java:52)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.evaluateBlock(AbstractScriptMacro.java:286)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.execute(AbstractScriptMacro.java:182)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.execute(AbstractScriptMacro.java:58)
        at org.xwiki.rendering.internal.transformation.macro.MacroTransformation.transform(MacroTransformation.java:297)
        at org.xwiki.rendering.internal.transformation.DefaultRenderingContext.transformInContext(DefaultRenderingContext.java:183)
        at org.xwiki.rendering.async.internal.block.AbstractBlockAsyncRenderer.transform(AbstractBlockAsyncRenderer.java:76)
        at org.xwiki.rendering.wikimacro.internal.DefaultWikiMacroRenderer.transform(DefaultWikiMacroRenderer.java:588)
        at org.xwiki.rendering.wikimacro.internal.DefaultWikiMacroRenderer.transform(DefaultWikiMacroRenderer.java:513)
        at org.xwiki.rendering.wikimacro.internal.DefaultWikiMacroRenderer.execute(DefaultWikiMacroRenderer.java:331)
        at org.xwiki.rendering.async.internal.block.AbstractBlockAsyncRenderer.render(AbstractBlockAsyncRenderer.java:157)
        at org.xwiki.rendering.async.internal.block.AbstractBlockAsyncRenderer.render(AbstractBlockAsyncRenderer.java:54)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267)
        at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250)
        at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.execute(DefaultBlockAsyncRendererExecutor.java:125)
        at org.xwiki.rendering.wikimacro.internal.DefaultWikiMacro.execute(DefaultWikiMacro.java:107)
        at org.xwiki.rendering.wikimacro.internal.DefaultWikiMacro.execute(DefaultWikiMacro.java:53)
        at org.xwiki.rendering.internal.transformation.macro.MacroTransformation.transform(MacroTransformation.java:297)
        at org.xwiki.rendering.internal.transformation.DefaultRenderingContext.transformInContext(DefaultRenderingContext.java:183)
        at org.xwiki.wysiwyg.internal.converter.DefaultHTMLConverter.executeMacroTransformation(DefaultHTMLConverter.java:267)
        at org.xwiki.wysiwyg.internal.converter.DefaultHTMLConverter.parseAndRender(DefaultHTMLConverter.java:215)
        at org.xwiki.wysiwyg.script.WysiwygEditorScriptService.parseAndRender(WysiwygEditorScriptService.java:182)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
...
        at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:316)
        at org.xwiki.rendering.internal.macro.velocity.VelocityMacro.evaluateString(VelocityMacro.java:131)
        at org.xwiki.rendering.internal.macro.velocity.VelocityMacro.evaluateString(VelocityMacro.java:52)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.evaluateBlock(AbstractScriptMacro.java:286)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.execute(AbstractScriptMacro.java:182)
        at org.xwiki.rendering.macro.script.AbstractScriptMacro.execute(AbstractScriptMacro.java:58)
        at org.xwiki.rendering.internal.transformation.macro.MacroTransformation.transform(MacroTransformation.java:297)
        at org.xwiki.rendering.internal.transformation.DefaultRenderingContext.transformInContext(DefaultRenderingContext.java:183)
        at org.xwiki.rendering.internal.transformation.DefaultTransformationManager.performTransformations(DefaultTransformationManager.java:101)
  ...
        at sun.reflect.GeneratedMethodAccessor628.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:565)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:548)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:219)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369)
        at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:701)
        at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:72)
        at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:240)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:172)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:172)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144)
        at org.xwiki.velocity.internal.directive.TryCatchDirective.render(TryCatchDirective.java:86)
        at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:301)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423)
        at org.apache.velocity.Template.merge(Template.java:358)
        at org.apache.velocity.Template.merge(Template.java:262)
        at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:281)
        at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:316)
        at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53)
   ...
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267)
        at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250)
        at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711)
        at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78)
        at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2505)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2483)
        at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:983)
        at sun.reflect.GeneratedMethodAccessor295.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:565)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:548)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:219)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:369)
        at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:490)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:144)
        at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:215)
        at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:328)
        at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:258)
        at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:301)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:423)
        at org.apache.velocity.Template.merge(Template.java:358)
        at org.apache.velocity.Template.merge(Template.java:262)
        at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:281)
        at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:316)
        at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:217)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137)
        at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267)
        at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267)
        at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250)
        at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725)
        at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711)
        at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78)
        at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2505)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2483)
        at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:983)
        at sun.reflect.GeneratedMethodAccessor295.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
  ...
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:228)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
   ...
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [org.xwiki.mentions.internal.DefaultMentionsEventExecutor] identified by type [interface org.xwiki.mentions.internal.MentionsEventExecutor] and hint [default]
        at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:204)
        at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:406)
        at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:355)
        at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
        at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
        ... 311 common frames omitted
Caused by: jetbrains.exodus.ExodusException: Can't acquire environment lock after 0 ms.

 Lock owner info:
Private property of Exodus: 2076@001SDBFEVM-703

jetbrains.exodus.io.LockingManager.lock(LockingManager.java:108)
jetbrains.exodus.io.LockingManager.lock(LockingManager.java:56)
jetbrains.exodus.io.FileDataWriter.lock(FileDataWriter.java:82)
jetbrains.exodus.log.Log.tryLock(Log.java:933)
jetbrains.exodus.log.Log.<init>(Log.java:91)
jetbrains.exodus.env.Environments.newLogInstance(Environments.java:137)
jetbrains.exodus.env.Environments.newLogInstance(Environments.java:115)
jetbrains.exodus.env.Environments.newLogInstance(Environments.java:104)
jetbrains.exodus.env.Environments.newInstance(Environments.java:49)
jetbrains.exodus.env.Environments.newInstance(Environments.java:39)
ch.rasc.xodusqueue.XodusQueue.<init>(XodusQueue.java:62)
ch.rasc.xodusqueue.XodusBlockingQueue.<init>(XodusBlockingQueue.java:48)
org.xwiki.mentions.internal.async.DefaultMentionsBlockingQueueProvider.initBlockingQueue(DefaultMentionsBlockingQueueProvider.java:57)
org.xwiki.mentions.internal.DefaultMentionsEventExecutor.initialize(DefaultMentionsEventExecutor.java:92)
org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:365)
org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:406)
org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:355)
org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
org.xwiki.observation.internal.DefaultObservationManager.onEventListenerComponentAdded(DefaultObservationManager.java:383)
org.xwiki.observation.internal.DefaultObservationManager.onComponentEvent(DefaultObservationManager.java:354)
org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:299)
org.xwiki.component.internal.StackingComponentEventManager.sendEvent(StackingComponentEventManager.java:151)
org.xwiki.component.internal.StackingComponentEventManager.flushEvents(StackingComponentEventManager.java:92)
org.xwiki.extension.jar.internal.handler.JarExtensionHandler.loadComponents(JarExtensionHandler.java:261)
org.xwiki.extension.jar.internal.handler.JarExtensionHandler.install(JarExtensionHandler.java:183)
org.xwiki.extension.jar.internal.handler.JarExtensionHandler.initialize(JarExtensionHandler.java:144)
org.xwiki.extension.handler.internal.DefaultExtensionHandlerManager.initialize(DefaultExtensionHandlerManager.java:154)
org.xwiki.extension.handler.internal.DefaultExtensionInitializer.initializeExtensionInNamespace(DefaultExtensionInitializer.java:182)
org.xwiki.extension.handler.internal.DefaultExtensionInitializer.initializeExtensionInNamespace(DefaultExtensionInitializer.java:161)
org.xwiki.extension.handler.internal.DefaultExtensionInitializer.initializeExtension(DefaultExtensionInitializer.java:133)
org.xwiki.extension.handler.internal.DefaultExtensionInitializer.initialize(DefaultExtensionInitializer.java:105)
org.xwiki.extension.jar.internal.handler.JarExtensionJobFinishingListener.initializeExtensions(JarExtensionJobFinishingListener.java:244)
org.xwiki.extension.jar.internal.handler.JarExtensionJobFinishingListener.onJobFinishedEvent(JarExtensionJobFinishingListener.java:263)
org.xwiki.extension.jar.internal.handler.JarExtensionJobFinishingListener.onEvent(JarExtensionJobFinishingListener.java:223)
org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:320)
org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:285)
org.xwiki.job.AbstractJob.jobFinished(AbstractJob.java:293)
org.xwiki.job.AbstractJob.runInContext(AbstractJob.java:247)
org.xwiki.job.AbstractJob.run(AbstractJob.java:219)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
java.lang.Thread.run(Thread.java:748)

        at jetbrains.exodus.log.Log.tryLock(Log.java:935)
        at jetbrains.exodus.log.Log.<init>(Log.java:91)
        at jetbrains.exodus.env.Environments.newLogInstance(Environments.java:137)
        at jetbrains.exodus.env.Environments.newLogInstance(Environments.java:115)
        at jetbrains.exodus.env.Environments.newLogInstance(Environments.java:104)
        at jetbrains.exodus.env.Environments.newInstance(Environments.java:49)
        at jetbrains.exodus.env.Environments.newInstance(Environments.java:39)
        at ch.rasc.xodusqueue.XodusQueue.<init>(XodusQueue.java:62)
        at ch.rasc.xodusqueue.XodusBlockingQueue.<init>(XodusBlockingQueue.java:48)
        at org.xwiki.mentions.internal.async.DefaultMentionsBlockingQueueProvider.initBlockingQueue(DefaultMentionsBlockingQueueProvider.java:57)
        at org.xwiki.mentions.internal.DefaultMentionsEventExecutor.initialize(DefaultMentionsEventExecutor.java:92)
        at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
        at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:365)
        at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:451)
        at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:201)
        ... 315 common frames omitted