Sounds like you are running an old version of JRE/JDK. On Nov 28, 3:46 pm, AnthoniS <anthoni.schioc...@eliium.com> wrote: > After upgrading STS to 2.8.1 (based on Eclipse 3.7.1) running on > MacOSX 10.5.8, i am unable to update the AppEngine SDK to 1.6.0. Here > is the error log: > java.lang.UnsupportedClassVersionError: Bad version number in .class > file > at java.lang.ClassLoader.defineClass2(Native Method) > at java.lang.ClassLoader.defineClass(ClassLoader.java:775) > at java.security.SecureClassLoader.defineClass(SecureClassLoader.java: > 160) > at java.net.URLClassLoader.defineClass(URLClassLoader.java:254) > at java.net.URLClassLoader.access$100(URLClassLoader.java:56) > at java.net.URLClassLoader$1.run(URLClassLoader.java:195) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:188) > at java.lang.ClassLoader.loadClass(ClassLoader.java:317) > at java.lang.ClassLoader.loadClass(ClassLoader.java:252) > at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:375) > at java.lang.Class.getDeclaredConstructors0(Native Method) > at java.lang.Class.privateGetDeclaredConstructors(Class.java:2357) > at java.lang.Class.getConstructor0(Class.java:2671) > at java.lang.Class.newInstance0(Class.java:321) > at java.lang.Class.newInstance(Class.java:303) > at > com.google.appengine.eclipse.core.sdk.AppEngineBridgeFactory.createBridge(A > ppEngineBridgeFactory.java: > 184) > at > com.google.appengine.eclipse.core.sdk.AppEngineBridgeFactory.createBridge(A > ppEngineBridgeFactory.java: > 122) > at > com.google.appengine.eclipse.core.sdk.AppEngineBridgeFactory.getAppEngineBr > idge(AppEngineBridgeFactory.java: > 95) > at > com.google.appengine.eclipse.core.sdk.GaeSdk.getAppEngineBridge(GaeSdk.java : > 265) > at com.google.appengine.eclipse.core.sdk.GaeSdk.validate(GaeSdk.java: > 379) > at com.google.gdt.eclipse.core.ui.SdkTable > $1.selectionChanged(SdkTable.java:185) > at org.eclipse.jface.viewers.Viewer$2.run(Viewer.java:164) > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) > at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49) > at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175) > at org.eclipse.jface.viewers.Viewer.fireSelectionChanged(Viewer.java: > 162) > at > org.eclipse.jface.viewers.StructuredViewer.updateSelection(StructuredViewer > .java: > 2188) > at > org.eclipse.jface.viewers.StructuredViewer.handleSelect(StructuredViewer.ja > va: > 1211) > at > org.eclipse.jface.viewers.CheckboxTableViewer.handleSelect(CheckboxTableVie > wer.java: > 310) > at org.eclipse.jface.viewers.StructuredViewer > $4.widgetSelected(StructuredViewer.java:1241) > at > org.eclipse.jface.util.OpenStrategy.fireSelectionEvent(OpenStrategy.java: > 239) > at org.eclipse.jface.util.OpenStrategy.access$4(OpenStrategy.java: > 233) > at org.eclipse.jface.util.OpenStrategy > $1.handleEvent(OpenStrategy.java:403) > at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1669) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1693) > at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1678) > at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1421) > at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java: > 3738) > at org.eclipse.swt.widgets.Control.sendTrackEvents(Control.java:3235) > at org.eclipse.swt.widgets.Control.kEventControlTrack(Control.java: > 2262) > at org.eclipse.swt.widgets.Widget.controlProc(Widget.java:381) > at org.eclipse.swt.widgets.Display.controlProc(Display.java:916) > at org.eclipse.swt.internal.carbon.OS.CallNextEventHandler(Native > Method) > at org.eclipse.swt.widgets.Table.kEventMouseDown(Table.java:2325) > at org.eclipse.swt.widgets.Widget.mouseProc(Widget.java:1387) > at org.eclipse.swt.widgets.Display.mouseProc(Display.java:3166) > at org.eclipse.swt.internal.carbon.OS.SendEventToEventTarget(Native > Method) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3289) > at org.eclipse.jface.window.Window.runEventLoop(Window.java:825) > at org.eclipse.jface.window.Window.open(Window.java:801) > at > org.eclipse.ui.internal.dialogs.WorkbenchPreferenceDialog.open(WorkbenchPre > ferenceDialog.java: > 215) > at > org.eclipse.ui.internal.handlers.ShowPreferencePageHandler.execute(ShowPref > erencePageHandler.java: > 54) > at > org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java: > 293) > at org.eclipse.core.commands.Command.executeWithChecks(Command.java: > 476) > at > org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(Parameteri > zedCommand.java: > 508) > at > org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerServi > ce.java: > 169) > at > org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHa > ndlerService.java: > 241) > at > org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.ja > va: > 157) > at > org.eclipse.ui.internal.actions.CommandAction.run(CommandAction.java: > 171) > at > org.eclipse.ui.internal.carbon.CarbonUIEnhancer.runAction(CarbonUIEnhancer. > java: > 386) > at org.eclipse.ui.internal.carbon.CarbonUIEnhancer.access > $1(CarbonUIEnhancer.java:376) > at org.eclipse.ui.internal.carbon.CarbonUIEnhancer > $Target.commandProc(CarbonUIEnhancer.java:110) > at org.eclipse.swt.internal.carbon.OS.MenuSelect(Native Method) > at org.eclipse.swt.widgets.Display.mouseProc(Display.java:3132) > at org.eclipse.swt.internal.carbon.OS.SendEventToEventTarget(Native > Method) > at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3289) > at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java: > 2696) > at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660) > at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494) > at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674) > at > org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java: > 332) > at > org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java: > 667) > at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java: > 149) > at > org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication > .java: > 123) > at > org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java : > 196) > at > org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication > (EclipseAppLauncher.java: > 110) > at > org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseA > ppLauncher.java: > 79) > at > org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java: > 344) > 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(DelegatingMethodAccessorImp > l.java: > 25) > at java.lang.reflect.Method.invoke(Method.java:592) > at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622) > at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577) > at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
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