RuntimeError while retriving data from sqlite database in android

Question

I\'m trying to insert and retrieve data from database in eclipse using sqlite, but it shows a RuntimeError. I create a layout with three edit texts and one button t

Answer 1

In your activity initialize the ctxx in onCreate:

ctxx=this;

or

DBHelper DB=new DBHelper(MainActivity.this);

whenever you will initialize database object will null you will get sqlite locked exception.