Crash on OPPO

[vitek0585]

I've faced with the crash on OPPO 5.1.1 with a very strange error for me I don't have any assumptions how it might happen. Here below stacktrace with the occurred error where 'void studio.carbonylgroup.textfieldboxes.a.a()' is a CompositeListener.void clearListeners().

Caused by java.lang.NullPointerException: Attempt to invoke virtual method 'void studio.carbonylgroup.textfieldboxes.a.a()' on a null object reference
at studio.carbonylgroup.textfieldboxes.ExtendedEditText.setOnFocusChangeListener(Unknown Source)
at android.widget.OppoEditor.(OppoEditor.java:99)
at android.widget.TextView.createEditorIfNeeded(TextView.java:9307)
at android.widget.TextView.(TextView.java:1161)
at android.widget.EditText.(EditText.java:65)
at android.widget.AutoCompleteTextView.(AutoCompleteTextView.java:141)
at android.widget.AutoCompleteTextView.(AutoCompleteTextView.java:136)
at android.support.v7.widget.AppCompatAutoCompleteTextView.(Unknown Source)
at studio.carbonylgroup.textfieldboxes.TextInputAutoCompleteTextView.(Unknown Source)
at studio.carbonylgroup.textfieldboxes.ExtendedEditText.(Unknown Source)
at studio.carbonylgroup.textfieldboxes.ExtendedEditText.(Unknown Source)