java.lang.NullPointerException: Attempt to invoke virtual method 'java.io.File android.content.Context.getDatabasePath(java.lang.String)' on a null object reference
	at android.database.sqlite.SQLiteOpenHelper.getDatabaseLocked(SQLiteOpenHelper.java:370)
	at android.database.sqlite.SQLiteOpenHelper.getReadableDatabase(SQLiteOpenHelper.java:340)
	at z4.a.m(Unknown Source:0)
	at x4.v0.y(Unknown Source:11)
	at x4.v0.z(Unknown Source:35)
	at x4.v0.n(Unknown Source:0)
	at x4.v0$w.f1(Unknown Source:57)
	at x4.v0$w.onPostExecute(Unknown Source:2)
	at android.os.AsyncTask.finish(AsyncTask.java:771)
	at android.os.AsyncTask.-$$Nest$mfinish(Unknown Source:0)
	at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:788)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loopOnce(Looper.java:257)
	at android.os.Looper.loop(Looper.java:368)
	at android.app.ActivityThread.main(ActivityThread.java:8839)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:572)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1049)