Traceview cannot open from DDMS in eclipse

Question

today I use DDMS as usual, but there is a error - it cannot show me the trace report, the trace view canot open, exception infos as follows, it's very strange, because it's OK some days ago. my android version is 4.0.3, eclipse 3.7, ADT 21, Mac OSX 10.7.5, any one has the same error

Unable to create editor ID com.android.ide.eclipse.traceview.editors.TraceviewEditor: Method exit (android/os/Debug.isMethodTracingActive ()Z) does not match current method (dalvik/system/VMDebug.isMethodTracingActive ()Z)

java.lang.RuntimeException: Method exit (android/os/Debug.isMethodTracingActive ()Z) does not match current method (dalvik/system/VMDebug.isMethodTracingActive ()Z)
    at com.android.traceview.ThreadData.exit(ThreadData.java:106)
    at com.android.traceview.DmTraceReader.parseData(DmTraceReader.java:323)
    at com.android.traceview.DmTraceReader.generateTrees(DmTraceReader.java:92)
    at com.android.traceview.DmTraceReader.<init>(DmTraceReader.java:87)
    at com.android.ide.eclipse.traceview.editors.TraceviewEditor.createPartControl(TraceviewEditor.java:258)
    at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:670)
    at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465)
    at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)
    at org.eclipse.ui.internal.EditorReference.getEditor(EditorReference.java:289)
    at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2945)
    at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2850)
    at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2842)
    at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2793)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2789)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2773)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2756)
    at org.eclipse.ui.ide.IDE.openEditorOnFileStore(IDE.java:1155)
    at com.android.ide.eclipse.traceview.TraceviewLauncher$1.run(TraceviewLauncher.java:65)
    at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
    at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
    at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3938)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3615)
    at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
    at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
    at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
    at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
    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(EclipseAppLauncher.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(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    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)

Answer 1

Do you run your app inside Intel x86 Emulator image?

If yes, this might be the reason. At least I just was bitten by this error, but when I tried to repeat profiling inside an ARM based emulator image all went well, everything works there!

Hope this helps.