java.lang.LinkageError: loader constraint violation: loader (instance of sun/misc/Launcher$ExtClassLoader) previously initiated loading for a different type with name "org/w3c/dom/stylesheets/StyleSheet"

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    • java.lang.LinkageError: loader constraint violation: loader (instance of sun/misc/Launcher$ExtClassLoader) previously initiated loading for a different type with name "org/w3c/dom/stylesheets/StyleSheet" at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:759) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:467) at java.net.URLClassLoader.access$100(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:368) at java.net.URLClassLoader$1.run(URLClassLoader.java:362) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:361) at java.lang.ClassLoader.loadClass(ClassLoader.java:423) at java.lang.ClassLoader.loadClass(ClassLoader.java:410) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:262) at java.lang.ClassLoader.loadClass(ClassLoader.java:356) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:435) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:352) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:344) at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:160) at java.lang.ClassLoader.loadClass(ClassLoader.java:356) at org.eclipse.e4.ui.css.core.impl.dom.StyleSheetListImpl.item(StyleSheetListImpl.java:36) at org.eclipse.e4.ui.css.core.impl.dom.ViewCSSImpl.getComputedStyle(ViewCSSImpl.java:68) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:369) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:354) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:516) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$6.style(PartRenderingEngine.java:1282) at org.eclipse.ui.internal.themes.WorkbenchThemeManager$WorkbenchThemeChangedHandler.overrideAlreadyExistingDefinitions(WorkbenchThemeManager.java:476) at org.eclipse.ui.internal.themes.WorkbenchThemeManager$WorkbenchThemeChangedHandler.handleEvent(WorkbenchThemeManager.java:400) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:186) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:145) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4609) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:211) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.sendThemeChangeEvent(ThemeEngine.java:487) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.setTheme(ThemeEngine.java:466) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.setTheme(ThemeEngine.java:389) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.restore(ThemeEngine.java:560) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.setCSSTheme(PartRenderingEngine.java:1405) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.initializeStyling(PartRenderingEngine.java:1298) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1022) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:654) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 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:380) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:502) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608) at org.eclipse.equinox.launcher.Main.run(Main.java:1499) at org.eclipse.equinox.launcher.Main.main(Main.java:1472)

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