Could it be erroring out because of the custom columns you are trying to add to it?<BR><BR>I don't know the answer off the top of my head, but you could do something as simple as DataGridView1 = new ...

I'm getting no love from Stackoverflow, so I'm re-posting here. Hopefully someone can tell me if what I'm expecting / trying to accomplish is realistic or how to better approach it: Right now, I'm ...