aused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)'

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天涯浪人
天涯浪人 2020-11-22 11:02

why i am getting this error? even though the video is in the right path , (in the folder raw,) err Caused by: java.lang.NullPointerException: Attempt to invoke virtual

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