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Observer com.diegocarloslima.fgelv.lib.FloatingGroupExpandableListView$6@52a1d58c was not registered.
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Observer com.astuetz.PagerSlidingTabStrip$PagerAdapterObserver@3b31bb43 was not registered.
java.lang.IllegalStateException: Observer com.diegocarloslima.fgelv.lib.FloatingGroupExpandableListView$6@52a1d58c was not registered.	at android.database.Observable.unregisterObserver(Observable.java:69)	at android.widget.BaseExpandableListAdapter.unregisterDataSetObserver(BaseExpandableListAdapter.java:42)	at com.diegocarloslima.fgelv.lib.WrapperExpandableListAdapter.unregisterDataSetObserver(WrapperExpandableListAdapter.java:29)	at com.diegocarloslima.fgelv.lib.FloatingGroupExpandableListView.onDetachedFromWindow(FloatingGroupExpandableListView.java:195)	at android.view.View.dispatchDetachedFromWindow(View.java:12620)	at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2587)	at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2585)	at android.view.ViewGroup.removeViewInternal(ViewGroup.java:3845)	at android.view.ViewGroup.removeViewInternal(ViewGroup.java:3818)	at android.view.ViewGroup.removeView(ViewGroup.java:3750)	at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:983)	at android.app.FragmentManagerImpl.removeFragment(FragmentManager.java:1167)	at android.app.BackStackRecord.run(BackStackRecord.java:641)	at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1447)	at android.app.FragmentManagerImpl$1.run(FragmentManager.java:443)	at android.os.Handler.handleCallback(Handler.java:733)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:136)	at android.app.ActivityThread.main(ActivityThread.java:5017)	at java.lang.reflect.Method.invokeNative(Native Method)	at java.lang.reflect.Method.invoke(Method.java:515)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)	at dalvik.system.NativeStart.main(Native Method)