Try working with the EditingStateChanged method of the BO linked to your control:
Hope it helps.
Cheers.
-Larry
By the way Gary, are you using the ultragrid? If so, are you utilizing valuelist?
Michael
Sorry, guys, I guess I never noticed that... that's certainly not the functionality that it should have. I'll adjust the controls that should be adjusted so that their IgnoreManageReadOnlyState property defaults to False.