Hi mampus,
Thank you for contacting us.
The described code looks OK and it should work when there is a selected item it the control. You should also check whether the cell is empty. I modified your code slightly:
I hope this helps. If the issue continues to appear, please send us your application and we will try to locate it and find a suitable solution.
I am looking forward to your reply.
Best wishes,
Jack
the Telerik team
Q3’10 SP1 of RadControls for WinForms is available for
download; also available is the Q1'11
Roadmap for Telerik Windows Forms controls.