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Róbert Csákány commented on FELIX-6048: --------------------------------------- Hi! I have the very same issue with scr-2.2.4. It cames randomly within httpserivice servlet registration: 2023-01-31T17:43:16,853 | | | | INFO | features-3-thread-1 | FeaturesServiceImpl | 19 - org.apache.karaf.features.core - 4.4.3 | mvn:org.apache.felix/org.apache.felix.scr/2.2.4 {code:java} 2023-01-31T17:43:30,040 | | | | WARN | paxweb-config-4-thread-1 (change controller) | HealthCheckExecutorServlet | 162 - hu.blackbelt.judo.services.judo-services-healthcheck-osgi - 1.1.0.20230131_114116_fd8d5f4f_develop | bundle hu.blackbelt.judo.services.judo-services-healthcheck-osgi:1.1.0.20230131_114116_fd8d5f4f_develop (162)[hu.blackbelt.judo.services.healthcheck.osgi.servlet.HealthCheckExecutorServlet(86)] : Component deactivation threw an exception 2010java.lang.IllegalStateException: Could not obtain lock 2011 at org.apache.felix.scr.impl.manager.AbstractComponentManager.obtainLock(AbstractComponentManager.java:242) ~[?:?] 2012 at org.apache.felix.scr.impl.manager.AbstractComponentManager.obtainStateLock(AbstractComponentManager.java:289) ~[?:?] 2013 at org.apache.felix.scr.impl.manager.AbstractComponentManager.doDeactivate(AbstractComponentManager.java:849) ~[?:?] 2014 at org.apache.felix.scr.impl.manager.AbstractComponentManager.deactivateInternal(AbstractComponentManager.java:825) ~[?:?] 2015 at org.apache.felix.scr.impl.manager.DependencyManager.deactivateComponentManager(DependencyManager.java:2636) ~[?:?] 2016 at org.apache.felix.scr.impl.manager.DependencyManager.access$400(DependencyManager.java:59) ~[?:?] 2017 at org.apache.felix.scr.impl.manager.DependencyManager$SingleStaticCustomizer.removedService(DependencyManager.java:1356) ~[?:?] 2018 at org.apache.felix.scr.impl.manager.DependencyManager$SingleStaticCustomizer.removedService(DependencyManager.java:1225) ~[?:?] 2019 at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerRemoved(ServiceTracker.java:1258) ~[?:?] 2020 at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerRemoved(ServiceTracker.java:1152) ~[?:?] 2021 at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.untrack(ServiceTracker.java:1012) ~[?:?] 2022 at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1192) ~[?:?] 2023 at org.apache.felix.scr.impl.BundleComponentActivator$ListenerInfo.serviceChanged(BundleComponentActivator.java:116) ~[?:?] 2024 at org.apache.felix.framework.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:990) ~[?:?] 2025 at org.apache.felix.framework.EventDispatcher.fireEventImmediately(EventDispatcher.java:838) ~[?:?] 2026 at org.apache.felix.framework.EventDispatcher.fireServiceEvent(EventDispatcher.java:545) ~[?:?] 2027 at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4863) ~[?:?] 2028 at org.apache.felix.framework.Felix.access$000(Felix.java:111) ~[?:?] 2029 at org.apache.felix.framework.Felix$1.serviceChanged(Felix.java:440) ~[?:?] 2030 at org.apache.felix.framework.ServiceRegistry.unregisterService(ServiceRegistry.java:170) ~[?:?] 2031 at org.apache.felix.framework.ServiceRegistrationImpl.unregister(ServiceRegistrationImpl.java:146) ~[?:?] 2032 at org.ops4j.pax.web.service.internal.Activator.cleanUpHttpServiceRegistrations(Activator.java:637) ~[?:?] 2033 at org.ops4j.pax.web.service.internal.Activator.updateController(Activator.java:418) ~[?:?] 2034 at org.ops4j.pax.web.service.internal.Activator.lambda$updateServerControllerFactory$1(Activator.java:347) ~[?:?] 2035 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539) ~[?:?] 2036 at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] 2037 at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304) ~[?:?] 2038 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[?:?] 2039 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[?:?] 2040 at java.lang.Thread.run(Thread.java:833) ~[?:?] {code} > Could not obtain lock > --------------------- > > Key: FELIX-6048 > URL: https://issues.apache.org/jira/browse/FELIX-6048 > Project: Felix > Issue Type: Bug > Components: Declarative Services (SCR) > Affects Versions: scr-2.1.14 > Reporter: Alain Picard > Priority: Minor > Attachments: Felix no lock.png > > > I regularly get this exception when starting our app, w/o having ever seen > any impact. > > {code:java} > !ENTRY org.eclipse.equinox.cm 4 0 2019-02-02 14:31:46.715 > !MESSAGE Could not obtain lock > !STACK 0 > java.lang.IllegalStateException: Could not obtain lock > at > org.apache.felix.scr.impl.manager.AbstractComponentManager.obtainLock(AbstractComponentManager.java:231) > at > org.apache.felix.scr.impl.manager.AbstractComponentManager.obtainActivationWriteLock(AbstractComponentManager.java:266) > at > org.apache.felix.scr.impl.manager.SingleComponentManager.reconfigure(SingleComponentManager.java:633) > at > org.apache.felix.scr.impl.manager.SingleComponentManager.reconfigure(SingleComponentManager.java:609) > at > org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.configurationUpdated(ConfigurableComponentHolder.java:426) > at > org.apache.felix.scr.impl.manager.RegionConfigurationSupport.configurationEvent(RegionConfigurationSupport.java:284) > at > org.apache.felix.scr.impl.manager.RegionConfigurationSupport$1.configurationEvent(RegionConfigurationSupport.java:89) > at > org.eclipse.equinox.internal.cm.EventDispatcher$1.run(EventDispatcher.java:89) > at > org.eclipse.equinox.internal.cm.SerializedTaskQueue$1.run(SerializedTaskQueue.java:36) > After reporting on OSGI forum, was suggested to report here.{code} -- This message was sent by Atlassian Jira (v8.20.10#820010)