android.database.CursorIndexOutOfBoundsException: Index 0 requested, with a size of 0

Question

I am using custom adapter extending cursor adapter for displaying data in listview, to display particular phone number i have passed the id to a method in database class but

Answer 1

try this.. this will avoid an Exception being thrown when the cursor is empty..

if(cursor != null && cursor.moveToFirst()){
    num = cursor.getString(cursor.getColumnIndex("ContactNumber")); 
    cursor.close();
}