Fix two exception:
11-21 10:13:08.348: E/AndroidRuntime(584):
java.lang.NullPointerException
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1357)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:437)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:452)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.Activity.onBackPressed(Activity.java:2121)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
com.starsecurity.activity.FullScreenActivity.onBackPressed(FullScreenActivity.java:75)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
com.starsecurity.activity.FullScreenActivity$1.onTouch(FullScreenActivity.java:61)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.View.dispatchTouchEvent(View.java:5536)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1927)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1726)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1927)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1726)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1927)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1726)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1927)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.cancelAndClearTouchTargets(ViewGroup.java:1816)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2251)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewRootImpl.dispatchDetachedFromWindow(ViewRootImpl.java:2248)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewRootImpl.doDie(ViewRootImpl.java:3707)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.ViewRootImpl.die(ViewRootImpl.java:3695)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.WindowManagerImpl.removeViewImmediate(WindowManagerImpl.java:342)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.view.WindowManagerImpl$CompatModeWrapper.removeViewImmediate(WindowManagerImpl.java:161)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:3148)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.ActivityThread.access$1200(ActivityThread.java:123)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.ActivityThread$H.handleMessage(ActivityThread.java:1180)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.os.Handler.dispatchMessage(Handler.java:99)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.os.Looper.loop(Looper.java:137)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
android.app.ActivityThread.main(ActivityThread.java:4424)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
java.lang.reflect.Method.invokeNative(Native Method)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
java.lang.reflect.Method.invoke(Method.java:511)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
11-21 10:13:08.348: E/AndroidRuntime(584): 	at
dalvik.system.NativeStart.main(Native Method)
===============================================================================
11-22 20:25:04.083: E/AndroidRuntime(1735): FATAL EXCEPTION: main
11-22 20:25:04.083: E/AndroidRuntime(1735):
java.lang.IllegalStateException: Can not perform this action after
onSaveInstanceState
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.app.FragmentManagerImpl.checkStateLoss(FragmentManager.java:1265)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.app.FragmentManagerImpl.popBackStackImmediate(FragmentManager.java:451)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.app.Activity.onBackPressed(Activity.java:2121)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.starsecurity.activity.FullScreenActivity.onBackPressed(FullScreenActivity.java:76)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.starsecurity.activity.FullScreenActivity$1.onTouch(FullScreenActivity.java:61)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.View.dispatchTouchEvent(View.java:5536)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1957)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1684)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1957)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1684)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1957)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1684)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:1957)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1684)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:1912)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1371)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.app.Activity.dispatchTouchEvent(Activity.java:2364)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1860)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.View.dispatchPointerEvent(View.java:5721)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:2890)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2466)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewRootImpl.processInputEvents(ViewRootImpl.java:845)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2475)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.os.Handler.dispatchMessage(Handler.java:99)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.os.Looper.loop(Looper.java:137)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
android.app.ActivityThread.main(ActivityThread.java:4424)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
java.lang.reflect.Method.invokeNative(Native Method)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
java.lang.reflect.Method.invoke(Method.java:511)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
11-22 20:25:04.083: E/AndroidRuntime(1735): 	at
dalvik.system.NativeStart.main(Native Method)