Resolve default license manager error at XWiki startup
When starting XWiki for the second time, we get the following error :
java.lang.NullPointerException: Cannot invoke "java.util.List.size()" because "<parameter1>" is null
at java.base/java.util.Collections.reverse(Unknown Source)
at org.xwiki.extension.job.history.internal.DefaultExtensionJobHistory.load(DefaultExtensionJobHistory.java:176)
at org.xwiki.extension.job.history.internal.DefaultExtensionJobHistory.initialize(DefaultExtensionJobHistory.java:112)
at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:550)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:591)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:540)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.observation.internal.DefaultObservationManager.initializeListeners(DefaultObservationManager.java:178)
at org.xwiki.observation.internal.DefaultObservationManager.getListenersByEvent(DefaultObservationManager.java:143)
at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:301)
at org.xwiki.component.internal.StackingComponentEventManager.sendEvent(StackingComponentEventManager.java:151)
at org.xwiki.component.internal.StackingComponentEventManager.flushEvents(StackingComponentEventManager.java:92)
at org.xwiki.container.servlet.XWikiServletContextListener.contextInitialized(XWikiServletContextListener.java:133)
at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:1049)
at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:624)
at org.eclipse.jetty.server.handler.ContextHandler.contextInitialized(ContextHandler.java:984)
at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:740)
at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:392)
at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1304)
at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:901)
at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:306)
at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:532)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.bindings.StandardStarter.processBinding(StandardStarter.java:40)
at org.eclipse.jetty.deploy.AppLifeCycle.runBindings(AppLifeCycle.java:183)
at org.eclipse.jetty.deploy.DeploymentManager.requestAppGoal(DeploymentManager.java:516)
at org.eclipse.jetty.deploy.DeploymentManager.addApp(DeploymentManager.java:151)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.fileAdded(ScanningAppProvider.java:210)
at org.eclipse.jetty.deploy.providers.WebAppProvider.fileAdded(WebAppProvider.java:442)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider$1.fileAdded(ScanningAppProvider.java:61)
at org.eclipse.jetty.util.Scanner$DiscreteListener.pathAdded(Scanner.java:284)
at org.eclipse.jetty.util.Scanner.reportAddition(Scanner.java:896)
at org.eclipse.jetty.util.Scanner.reportDifferences(Scanner.java:862)
at org.eclipse.jetty.util.Scanner.scan(Scanner.java:769)
at org.eclipse.jetty.util.Scanner.startScanning(Scanner.java:658)
at org.eclipse.jetty.util.Scanner.doStart(Scanner.java:630)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.doStart(ScanningAppProvider.java:182)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.DeploymentManager.startAppProvider(DeploymentManager.java:605)
at org.eclipse.jetty.deploy.DeploymentManager.doStart(DeploymentManager.java:246)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.server.Server.start(Server.java:470)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:89)
at org.eclipse.jetty.server.Server.doStart(Server.java:415)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1919)
2024-10-09 09:28:05,013 [main] WARN c.x.l.i.DefaultLicenseManager - Error registering license, license has been skipped.
org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager] identified by type [interface org.xwiki.instance.InstanceIdManager] and hint [default]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:332)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.component.embed.GenericProvider.getInstance(GenericProvider.java:111)
at org.xwiki.component.embed.GenericProvider.get(GenericProvider.java:100)
at com.xwiki.licensing.internal.DefaultLicenseValidator.isApplicable(DefaultLicenseValidator.java:83)
at com.xwiki.licensing.internal.DefaultLicenseManager.linkLicenseToLicensedFeature(DefaultLicenseManager.java:206)
at com.xwiki.licensing.internal.DefaultLicenseManager.initialize(DefaultLicenseManager.java:147)
at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:550)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:591)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:540)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.observation.internal.DefaultObservationManager.initializeListeners(DefaultObservationManager.java:178)
at org.xwiki.observation.internal.DefaultObservationManager.getListenersByEvent(DefaultObservationManager.java:143)
at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:301)
at org.xwiki.component.internal.StackingComponentEventManager.sendEvent(StackingComponentEventManager.java:151)
at org.xwiki.component.internal.StackingComponentEventManager.flushEvents(StackingComponentEventManager.java:92)
at org.xwiki.container.servlet.XWikiServletContextListener.contextInitialized(XWikiServletContextListener.java:133)
at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:1049)
at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:624)
at org.eclipse.jetty.server.handler.ContextHandler.contextInitialized(ContextHandler.java:984)
at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:740)
at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:392)
at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1304)
at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:901)
at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:306)
at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:532)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.bindings.StandardStarter.processBinding(StandardStarter.java:40)
at org.eclipse.jetty.deploy.AppLifeCycle.runBindings(AppLifeCycle.java:183)
at org.eclipse.jetty.deploy.DeploymentManager.requestAppGoal(DeploymentManager.java:516)
at org.eclipse.jetty.deploy.DeploymentManager.addApp(DeploymentManager.java:151)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.fileAdded(ScanningAppProvider.java:210)
at org.eclipse.jetty.deploy.providers.WebAppProvider.fileAdded(WebAppProvider.java:442)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider$1.fileAdded(ScanningAppProvider.java:61)
at org.eclipse.jetty.util.Scanner$DiscreteListener.pathAdded(Scanner.java:284)
at org.eclipse.jetty.util.Scanner.reportAddition(Scanner.java:896)
at org.eclipse.jetty.util.Scanner.reportDifferences(Scanner.java:862)
at org.eclipse.jetty.util.Scanner.scan(Scanner.java:769)
at org.eclipse.jetty.util.Scanner.startScanning(Scanner.java:658)
at org.eclipse.jetty.util.Scanner.doStart(Scanner.java:630)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.doStart(ScanningAppProvider.java:182)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.DeploymentManager.startAppProvider(DeploymentManager.java:605)
at org.eclipse.jetty.deploy.DeploymentManager.doStart(DeploymentManager.java:246)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.server.Server.start(Server.java:470)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:89)
at org.eclipse.jetty.server.Server.doStart(Server.java:415)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1919)
Caused by: java.lang.NullPointerException: Cannot invoke "org.xwiki.context.ExecutionContext.getProperty(String)" because "context" is null
at com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager.getXWikiContext(LicenseInstanceIdManager.java:160)
at com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager.initialize(LicenseInstanceIdManager.java:100)
at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:550)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
... 60 common frames omitted
2024-10-09 09:28:05,070 [main] WARN c.x.l.i.DefaultLicenseManager - Error registering license, license has been skipped.
org.xwiki.component.manager.ComponentLookupException: Failed to lookup component [com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager] identified by type [interface org.xwiki.instance.InstanceIdManager] and hint [default]
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:332)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.component.embed.GenericProvider.getInstance(GenericProvider.java:111)
at org.xwiki.component.embed.GenericProvider.get(GenericProvider.java:100)
at com.xwiki.licensing.internal.DefaultLicenseValidator.isApplicable(DefaultLicenseValidator.java:83)
at com.xwiki.licensing.internal.DefaultLicenseManager.linkLicenseToLicensedFeature(DefaultLicenseManager.java:206)
at com.xwiki.licensing.internal.DefaultLicenseManager.initialize(DefaultLicenseManager.java:147)
at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:550)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.component.embed.EmbeddableComponentManager.getDependencyInstance(EmbeddableComponentManager.java:591)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:540)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:320)
at org.xwiki.observation.internal.DefaultObservationManager.initializeListeners(DefaultObservationManager.java:178)
at org.xwiki.observation.internal.DefaultObservationManager.getListenersByEvent(DefaultObservationManager.java:143)
at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:301)
at org.xwiki.component.internal.StackingComponentEventManager.sendEvent(StackingComponentEventManager.java:151)
at org.xwiki.component.internal.StackingComponentEventManager.flushEvents(StackingComponentEventManager.java:92)
at org.xwiki.container.servlet.XWikiServletContextListener.contextInitialized(XWikiServletContextListener.java:133)
at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:1049)
at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:624)
at org.eclipse.jetty.server.handler.ContextHandler.contextInitialized(ContextHandler.java:984)
at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:740)
at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:392)
at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1304)
at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:901)
at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:306)
at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:532)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.bindings.StandardStarter.processBinding(StandardStarter.java:40)
at org.eclipse.jetty.deploy.AppLifeCycle.runBindings(AppLifeCycle.java:183)
at org.eclipse.jetty.deploy.DeploymentManager.requestAppGoal(DeploymentManager.java:516)
at org.eclipse.jetty.deploy.DeploymentManager.addApp(DeploymentManager.java:151)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.fileAdded(ScanningAppProvider.java:210)
at org.eclipse.jetty.deploy.providers.WebAppProvider.fileAdded(WebAppProvider.java:442)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider$1.fileAdded(ScanningAppProvider.java:61)
at org.eclipse.jetty.util.Scanner$DiscreteListener.pathAdded(Scanner.java:284)
at org.eclipse.jetty.util.Scanner.reportAddition(Scanner.java:896)
at org.eclipse.jetty.util.Scanner.reportDifferences(Scanner.java:862)
at org.eclipse.jetty.util.Scanner.scan(Scanner.java:769)
at org.eclipse.jetty.util.Scanner.startScanning(Scanner.java:658)
at org.eclipse.jetty.util.Scanner.doStart(Scanner.java:630)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.deploy.providers.ScanningAppProvider.doStart(ScanningAppProvider.java:182)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.deploy.DeploymentManager.startAppProvider(DeploymentManager.java:605)
at org.eclipse.jetty.deploy.DeploymentManager.doStart(DeploymentManager.java:246)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:171)
at org.eclipse.jetty.server.Server.start(Server.java:470)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:121)
at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:89)
at org.eclipse.jetty.server.Server.doStart(Server.java:415)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:93)
at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1919)
Caused by: java.lang.NullPointerException: Cannot invoke "org.xwiki.context.ExecutionContext.getProperty(String)" because "context" is null
at com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager.getXWikiContext(LicenseInstanceIdManager.java:160)
at com.xwiki.projects.swp.licensing.internal.LicenseInstanceIdManager.initialize(LicenseInstanceIdManager.java:100)
at org.xwiki.component.embed.InitializableLifecycleHandler.handle(InitializableLifecycleHandler.java:39)
at org.xwiki.component.embed.EmbeddableComponentManager.createInstance(EmbeddableComponentManager.java:550)
at org.xwiki.component.embed.EmbeddableComponentManager.getComponentInstance(EmbeddableComponentManager.java:636)
at org.xwiki.component.embed.EmbeddableComponentManager.getInstance(EmbeddableComponentManager.java:329)
... 60 common frames omitted
Exception in thread "XWiki License Manager Initialization Thread" java.lang.NullPointerException: Cannot invoke "com.xpn.xwiki.XWikiContext.getMainXWiki()" because the return value of "javax.inject.Provider.get()" is null
at org.xwiki.security.internal.DefaultXWikiBridge.getMainWikiReference(DefaultXWikiBridge.java:66)
at org.xwiki.security.DefaultSecurityReferenceFactory.getMainWikiReference(DefaultSecurityReferenceFactory.java:55)
at org.xwiki.security.DefaultSecurityReferenceFactory.newEntityReference(DefaultSecurityReferenceFactory.java:65)
at com.xwiki.licensing.internal.enforcer.DefaultLicensingSecurityCacheRuleInvalidator.invalidateForWiki(DefaultLicensingSecurityCacheRuleInvalidator.java:98)
at com.xwiki.licensing.internal.enforcer.DefaultLicensingSecurityCacheRuleInvalidator.invalidate(DefaultLicensingSecurityCacheRuleInvalidator.java:72)
at com.xwiki.licensing.internal.DefaultLicenseManager.clearSecurityCacheForXarExtension(DefaultLicenseManager.java:353)
at com.xwiki.licensing.internal.DefaultLicenseManager.access$500(DefaultLicenseManager.java:67)
at com.xwiki.licensing.internal.DefaultLicenseManager$LinkLicenseToInstalledExtensionsRunnable.run(DefaultLicenseManager.java:89)
at java.base/java.lang.Thread.run(Unknown Source)This error isn't critical per say, in the sense that it's not preventing XWiki to load its licenses, however it's annoying to see in the logs …