org.eclipse.core.runtime.CoreException: Plug-in saros.eclipse was unable to load class saros.ui.views.SarosView. at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.throwException(RegistryStrategyOSGI.java:212) at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:198) at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:920) at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:246) at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:63) at org.eclipse.ui.internal.registry.ViewDescriptor.createView(ViewDescriptor.java:61) at org.eclipse.ui.internal.ViewReference.createPart(ViewReference.java:104) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.createPart(CompatibilityPart.java:304) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:342) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:999) at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:964) at org.eclipse.e4.core.internal.di.InjectorImpl.internalInject(InjectorImpl.java:140) at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:405) at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:332) at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:202) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:91) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:60) at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:42) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:132) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:999) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:659) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$1.run(PartRenderingEngine.java:544) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:528) at org.eclipse.e4.ui.workbench.renderers.swt.ElementReferenceRenderer.createWidget(ElementReferenceRenderer.java:73) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:999) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:659) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1209) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:114) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:677) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71) at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:150) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:673) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71) at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:150) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:673) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71) at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveRenderer.processContents(PerspectiveRenderer.java:51) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:673) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.showTab(PerspectiveStackRenderer.java:82) at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.postProcess(PerspectiveStackRenderer.java:64) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:677) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71) at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:150) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:673) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71) at org.eclipse.e4.ui.workbench.renderers.swt.WBWRenderer.processContents(WBWRenderer.java:666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:673) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:765) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:730) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:714) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1083) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:644) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:551) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:156) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590) at org.eclipse.equinox.launcher.Main.run(Main.java:1461) Caused by: java.lang.ClassNotFoundException: An error occurred while automatically activating bundle saros.eclipse (441). at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:126) at org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:572) at org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:346) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:398) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:477) at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:171) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:520) at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:616) at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:196) at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:920) at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:246) at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:63) at org.eclipse.ui.internal.services.WorkbenchServiceRegistry.getSourceProviders(WorkbenchServiceRegistry.java:170) at org.eclipse.ui.internal.services.SourceProviderService.readRegistry(SourceProviderService.java:104) at org.eclipse.ui.internal.Workbench$34.runWithException(Workbench.java:2288) at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:36) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:133) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4742) at org.eclipse.ui.internal.StartupThreading.runWithoutExceptions(StartupThreading.java:94) at org.eclipse.ui.internal.Workbench.initializeDefaultServices(Workbench.java:2283) at org.eclipse.ui.internal.Workbench.init(Workbench.java:1606) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2759) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:637) ... 16 more Caused by: org.osgi.framework.BundleException: Exception in saros.Saros.start() of bundle saros.eclipse. at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:835) at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:763) at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:1011) at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:365) at org.eclipse.osgi.container.Module.doStart(Module.java:605) at org.eclipse.osgi.container.Module.start(Module.java:468) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:506) at org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:117) ... 39 more Caused by: java.lang.ExceptionInInitializerError at com.thoughtworks.xstream.XStream.setupConverters(XStream.java:989) at com.thoughtworks.xstream.XStream.(XStream.java:592) at com.thoughtworks.xstream.XStream.(XStream.java:514) at com.thoughtworks.xstream.XStream.(XStream.java:483) at com.thoughtworks.xstream.XStream.(XStream.java:429) at com.thoughtworks.xstream.XStream.(XStream.java:368) at saros.misc.xstream.XStreamFactory.getSecureXStream(XStreamFactory.java:20) at saros.account.XMPPAccountStore.createXStream(XMPPAccountStore.java:235) at saros.account.XMPPAccountStore.loadAccounts(XMPPAccountStore.java:162) at saros.account.XMPPAccountStore.setAccountFile(XMPPAccountStore.java:135) at saros.context.ContainerContext.initAccountStore(ContainerContext.java:241) at saros.context.ContainerContext.initialize(ContainerContext.java:171) at saros.context.AbstractContextLifecycle.start(AbstractContextLifecycle.java:94) at saros.Saros.start(Saros.java:126) at org.eclipse.osgi.internal.framework.BundleContextImpl$2.run(BundleContextImpl.java:814) at org.eclipse.osgi.internal.framework.BundleContextImpl$2.run(BundleContextImpl.java:1) at java.base/java.security.AccessController.doPrivileged(AccessController.java:569) at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:806) ... 46 more Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private final java.util.Comparator java.util.TreeMap.comparator accessible: module java.base does not "opens java.util" to unnamed module @1f75fd1d at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:354) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297) at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:178) at java.base/java.lang.reflect.Field.setAccessible(Field.java:172) at com.thoughtworks.xstream.core.util.Fields.locate(Fields.java:40) at com.thoughtworks.xstream.converters.collections.TreeMapConverter.(TreeMapConverter.java:50) ... 64 more