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https://issues.apache.org/jira/browse/FELIX-2090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Felix Meschberger closed FELIX-2090.
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Apache Felix Declarative Services 1.6.0 has been released. The issues are now
closed.
> Multiple concurrency issues under heavy "stop/start" load
> ---------------------------------------------------------
>
> Key: FELIX-2090
> URL: https://issues.apache.org/jira/browse/FELIX-2090
> Project: Felix
> Issue Type: Bug
> Components: Declarative Services (SCR)
> Affects Versions: scr-1.4.0
> Reporter: Felix Meschberger
> Assignee: Felix Meschberger
> Fix For: scr-1.6.0
>
>
> Under certain circumstances -- mostly an update of much of the system induced
> by tools like FileInstall or Sling JCR Install -- concurrency issues between
> starting and stopping components may happen and cause all sorts of error
> messages:
> (1) Probably Activator method call failure, cannot be logged, because the log
> method itself threw an NPE
> 12.02.2010 19:08:56.882 *ERROR* [SCR Component Actor] org.apache.felix.scr
> Unexpected problem executing task Enable Component:
> org.apache.sling.engine.impl.SlingMainServlet (17)
> (java.lang.NullPointerException) java.lang.NullPointerException
> at
> org.apache.felix.scr.impl.BundleComponentActivator.log(BundleComponentActivator.java:590)
> at
> org.apache.felix.scr.impl.BundleComponentActivator.log(BundleComponentActivator.java:565)
> at
> org.apache.felix.scr.impl.manager.AbstractComponentManager.log(AbstractComponentManager.java:496)
> at
> org.apache.felix.scr.impl.helper.BaseMethod.invokeMethod(BaseMethod.java:232)
> (2) After calling the activate method, the service registration fails because
> the bundle has in the meantime been stopped (or is being stopped):
> 12.02.2010 19:08:57.882 *ERROR* [SCR Component Actor] org.apache.felix.scr
> Unexpected problem executing task Enable Component:
> org.apache.sling.scripting.javascript.internal.RhinoJavaScriptEngineFactory
> (27) (java.lang.IllegalStateException: Can only register services while
> bundle is active or activating.) java.lang.IllegalStateException: Can only
> register services while bundle is active or activating.
> at org.apache.felix.framework.Felix.registerService(Felix.java:2681)
> at
> org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:252)
> at
> org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:414)
> at
> org.apache.felix.scr.impl.manager.AbstractComponentManager.registerComponentService(AbstractComponentManager.java:425)
> at
> org.apache.felix.scr.impl.manager.AbstractComponentManager$Unsatisfied.activate(AbstractComponentManager.java:1009)
> at
> org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:298)
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