NullPointerException openOrCreateDatabase Android

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别跟我提以往
别跟我提以往 2021-01-24 00:13

i m gettin a NullPointerException in my EhActivity class while opening a database

 public class EHActivity extends Activity {
ArrayListques= new Ar         


        
3条回答
  •  日久生厌
    2021-01-24 00:37

    try not sending null.. openOrCreateDatabase has another method for this..

    db2=openOrCreateDatabase("interview.db", MODE_PRIVATE);
    

    or

    openDatabase("interview.db", MODE_PRIVATE, SQLiteDatabase.CREATE_IF_NECESSARY)
    

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