Attempt to invoke virtual method RecyclerView$LayoutManager.onRestoreInstanceState(android.os.Parcelable)' on a null object reference
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What is a NullPointerException, and how do I fix it?
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NullPointerException on AlarmManager.setRepeating() - ElapsedRealTime - Android
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Find out what variable is throwing a NullPointerException programmatically
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How to restart Activity in Android
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System.NullPointerException: Attempt to de-reference a null object:
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Passing arraylist of objects between activities
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How to handle a static final field initializer that throws checked exception
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Calling class method through NULL class pointer
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Can Java's NullPointerException be changed to report on which variable was null?
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avoiding null reference exceptions
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Android: How to create a StateListDrawable programmatically
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Attempt to de-reference a null object: Trigger
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Nullpointerexception when trying to send data from activity to class
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Is null reference possible?
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How to create interface between Fragment and adapter?
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java.lang.NullPointerException at javax.faces.webapp.UIComponentClassicTagBase.setJspId
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Call to getLayoutInflater() in places not in activity