Actually with any of the new 0.9 xml editors (layout, menu, resource, xml) I get the same error (stacktrace below). I am familiar with java version related errors, but can't figure this one out. I have tried using both Java 5 and Java 6 (from the OS level, and from Eclipse java compiler options), reconfigured my Eclipse and restarted, cleaned project, etc, and have verified that the R.java class file for the project is the 1.6 version (the docs say JDK 5 or 6).
"// Compiled from R.java (version 1.6 : 50.0, super bit) public final class com.package.application.R {" Ultimately the error is "Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file" which comes from "com.android.ide.eclipse.editors.resources.manager.CompiledResourcesMonitor.loadAndParseRClass(Unknown Source)". This happens every time I try to open a res/layout XML file. Now, these are exisitng files for an old app that was built with previous versions of the SDK. The app runs fine (after some porting of other stuff), but I want to check out the new XML editors, and can't seem to get there. Any help or ideas are greatly appreciated. stacktrace: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter $TerminatingClassNotFoundException: An error occurred while automatically activating bundle com.android.ide.eclipse.editors (257). at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java: 125) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java: 427) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java: 193) at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java: 368) at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java: 444) at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java: 397) at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java: 385) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java: 87) at java.lang.ClassLoader.loadClass(ClassLoader.java:251) at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java: 313) at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java: 227) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java: 1274) at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java: 160) at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java: 867) at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java: 243) at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java: 51) at org.eclipse.ui.internal.WorkbenchPlugin$1.run(WorkbenchPlugin.java: 267) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java: 70) at org.eclipse.ui.internal.WorkbenchPlugin.createExtension(WorkbenchPlugin.java: 263) at org.eclipse.ui.internal.registry.EditorDescriptor.createEditor(EditorDescriptor.java: 233) at org.eclipse.ui.internal.EditorManager.createPart(EditorManager.java: 846) at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java: 606) at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java: 428) at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java: 594) at org.eclipse.ui.internal.EditorAreaHelper.setVisibleEditor(EditorAreaHelper.java: 263) at org.eclipse.ui.internal.EditorManager.setVisibleEditor(EditorManager.java: 1410) at org.eclipse.ui.internal.EditorManager $5.runWithException(EditorManager.java:944) at org.eclipse.ui.internal.StartupThreading $StartupRunnable.run(StartupThreading.java:31) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java: 133) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java: 3338) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3067) at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java: 803) at org.eclipse.ui.internal.Workbench $27.runWithException(Workbench.java:1361) at org.eclipse.ui.internal.StartupThreading $StartupRunnable.run(StartupThreading.java:31) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java: 133) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java: 3338) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3067) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2293) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2198) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:493) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java: 288) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java: 488) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java: 149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java: 113) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java: 193) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java: 110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java: 79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java: 382) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java: 179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: 39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: 25) at java.lang.reflect.Method.invoke(Method.java:585) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504) at org.eclipse.equinox.launcher.Main.run(Main.java:1236) Caused by: org.osgi.framework.BundleException: Exception in com.android.ide.eclipse.editors.EditorsPlugin.start() of bundle com.android.ide.eclipse.editors. at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java: 1028) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java: 984) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java: 346) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java: 265) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java: 400) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java: 111) ... 57 more Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:620) at java.lang.ClassLoader.defineClass(ClassLoader.java:465) at com.android.ide.eclipse.editors.resources.manager.ProjectClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at java.lang.ClassLoader.loadClass(ClassLoader.java:251) at com.android.ide.eclipse.editors.resources.manager.CompiledResourcesMonitor.loadAndParseRClass(Unknown Source) at com.android.ide.eclipse.editors.resources.manager.CompiledResourcesMonitor.projectOpenedWithWorkspace(Unknown Source) at com.android.ide.eclipse.editors.resources.manager.ResourceMonitor.addProjectListener(Unknown Source) at com.android.ide.eclipse.editors.resources.manager.CompiledResourcesMonitor.setupMonitor(Unknown Source) at com.android.ide.eclipse.editors.resources.manager.ResourceManager.setup(Unknown Source) at com.android.ide.eclipse.editors.EditorsPlugin.start(Unknown Source) at org.eclipse.osgi.framework.internal.core.BundleContextImpl $2.run(BundleContextImpl.java:1009) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java: 1003) ... 62 more --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. 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