IndexOutofRangeException :There is no row at position 0

Question

I am trying to design a mini project of a quiz application using resource bundle. I get an error of There is no row at position 0 when I insert the following

Answer 1

There are no rows in ds.Tables["QA"].

You need to check if there is a row you want to read before attempting it:

if (recno < ds.Tables["QA"].Rows.Count)
    textBox1.Text = ds.Tables["QA"].Rows[recno].ItemArray[2].ToString();