NPE - Attempt to invoke interface method 'int android.database.Cursor.getCount()' on a null object reference while executing doInBackground
49
What is a NullPointerException, and how do I fix it?
144658
System.NullPointerException: Attempt to de-reference a null object ,sravn
57327
BaseAdapter class wont setAdapter inside Asynctask - Android
142578
Can't create handler inside thread that has not called Looper.prepare() inside AsyncTask for ProgressDialog
156764
I get exception when using Thread.sleep(x) or wait()
63430
attempt to re-open an already-closed object: SQLiteDatabase
144423
"No enclosing instance of type" error while calling method from another class in Android
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
97325
DialogFragment causing nullpointer crash
79586
System.NullPointerException: Attempt to de-reference a null object
2116
IllegalArgumentException or NullPointerException for a null parameter?
130819
Nullpointerexception while setting a bean
120071
Checking for a null int value from a Java ResultSet
57599
How do I join two SQLite tables in my Android application?
122610
POJO's versus Cursors in Android
98234
How to prevent an exception in a background thread from terminating an application?
73120
Nullpointerexception when trying to send data from activity to class