Index was out of range. Must be non-negative and less than the size of the collection

Question

I get the index out of range exception when compiling my grid view to display a set of orders.

It doesn\'t happen when I add a new row but it does occur when I try t

Answer 1

You are not setting the name of the data key for the Grid, but your delete method references DataKeys[e.RowIndex]. I think that's where the exception gets thrown.

Set DataKeyNames="OrderId" in your mark-up.