/AndroidRuntime( 6701): FATAL EXCEPTION: main
E/AndroidRuntime( 6701): Process: com.android.phone, PID: 6701
E/AndroidRuntime( 6701): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.android.phone/com.android.phone.callsettings.CallSettingsActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.preference.Preference.onPrepareForRemoval()' on a null object reference
E/AndroidRuntime( 6701): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3190)
E/AndroidRuntime( 6701): 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3300)
E/AndroidRuntime( 6701): 	at android.app.ActivityThread.access$1000(ActivityThread.java:211)
E/AndroidRuntime( 6701): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1705)
E/AndroidRuntime( 6701): 	at android.os.Handler.dispatchMessage(Handler.java:102)
E/AndroidRuntime( 6701): 	at android.os.Looper.loop(Looper.java:145)
E/AndroidRuntime( 6701): 	at android.app.ActivityThread.main(ActivityThread.java:6946)
E/AndroidRuntime( 6701): 	at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime( 6701): 	at java.lang.reflect.Method.invoke(Method.java:372)
E/AndroidRuntime( 6701): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
E/AndroidRuntime( 6701): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
E/AndroidRuntime( 6701): Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.preference.Preference.onPrepareForRemoval()' on a null object reference
E/AndroidRuntime( 6701): 	at android.preference.PreferenceGroup.removePreferenceInt(PreferenceGroup.java:192)
E/AndroidRuntime( 6701): 	at android.preference.PreferenceGroup.removePreference(PreferenceGroup.java:185)
E/AndroidRuntime( 6701): 	at com.android.phone.CallFeaturesSetting.initVideoSetting(CallFeaturesSetting.java:6996)
E/AndroidRuntime( 6701): 	at com.android.phone.CallFeaturesSetting.initializeSettings(CallFeaturesSetting.java:5353)
E/AndroidRuntime( 6701): 	at com.android.phone.CallFeaturesSetting.onCreate(CallFeaturesSetting.java:3315)
E/AndroidRuntime( 6701): 	at android.app.Fragment.performCreate(Fragment.java:2075)
E/AndroidRuntime( 6701): 	at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:868)
E/AndroidRuntime( 6701): 	at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1082)
E/AndroidRuntime( 6701): 	at android.app.BackStackRecord.run(BackStackRecord.java:834)
E/AndroidRuntime( 6701): 	at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1469)
E/AndroidRuntime( 6701): 	at android.app.Activity.performStart(Activity.java:6612)
E/AndroidRuntime( 6701): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3153)
E/AndroidRuntime( 6701): 	... 10 more
D/InputDispatcher( 2796): Focused application released
V/WindowOrientationListener( 2796): setCurrentAppOrientation :1
V/WindowOrientationListener( 2796): ScreenOrientationEventListenerImpl.getProposedRotationLocked, Rotation: -1
V/WindowOrientationListener( 2796): ScreenOrientationEventListenerImpl.getProposedRotationLocked, Rotation: -1
W/ActivityManager( 2796): Process com.android.phone has crashed too many times: killing!