It first showed up in 21.0a1/20130223 and is #1 top crasher in this build. The regression range is: http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=885cde564ff3&tochange=08a034e1d43a It's likely caused by bug 817732. java.lang.NoSuchMethodError: android.util.SparseBooleanArray.clone at org.mozilla.gecko.widget.TwoWayView.cloneCheckStates(TwoWayView.java:3796) at org.mozilla.gecko.widget.TwoWayView.onSaveInstanceState(TwoWayView.java:4169) at android.view.View.dispatchSaveInstanceState(View.java:8271) at android.view.ViewGroup.dispatchFreezeSelfOnly(ViewGroup.java:2010) at android.widget.AdapterView.dispatchSaveInstanceState(AdapterView.java:758) at android.view.ViewGroup.dispatchSaveInstanceState(ViewGroup.java:1996) at android.view.ViewGroup.dispatchSaveInstanceState(ViewGroup.java:1996) at android.view.ViewGroup.dispatchSaveInstanceState(ViewGroup.java:1996) at android.view.ViewGroup.dispatchSaveInstanceState(ViewGroup.java:1996) at android.view.View.saveHierarchyState(View.java:8254) at com.android.internal.policy.impl.PhoneWindow.saveHierarchyState(PhoneWindow.java:1602) at android.app.Activity.onSaveInstanceState(Activity.java:1152) at org.mozilla.gecko.GeckoApp.onSaveInstanceState(GeckoApp.java:600) at android.app.Activity.performSaveInstanceState(Activity.java:1102) at android.app.Instrumentation.callActivityOnSaveInstanceState(Instrumentation.java:1186) at android.app.ActivityThread.performStopActivityInner(ActivityThread.java:2634) at android.app.ActivityThread.handleStopActivity(ActivityThread.java:2692) at android.app.ActivityThread.access$800(ActivityThread.java:122) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1044) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:132) at android.app.ActivityThread.main(ActivityThread.java:4126) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:491) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:844) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602) at dalvik.system.NativeStart.main(Native Method) More reports at: https://crash-stats.mozilla.com/report/list?signature=java.lang.NoSuchMethodError%3A+android.util.SparseBooleanArray.clone+at+org.mozilla.gecko.widget.TwoWayView.cloneCheckStates%28TwoWayView.java%29

This is trivial to reproduce on today's nightly using a Galaxy Tab 10.1 (GT-P7510) Android 3.2.

By tapping into the address bar after startup.

Suggest a different reviewer for this week to get a fix in

Pushed: https://hg.mozilla.org/integration/mozilla-inbound/rev/22638161f53d