Use AddRange method instead
ListBox2.Items.AddRange(ListBox1.Items);
Ramy Mahrous
Postaholic
2,196 posts since Aug 2006
Reputation Points: 480
Solved Threads: 276
Trust me, it works :) please mark it as solved.
Ramy Mahrous
Postaholic
2,196 posts since Aug 2006
Reputation Points: 480
Solved Threads: 276