After investigation, it looks like the Selected Index Changed is not called because on the postback with update, the Drop Down List doesn't exists, therefore the event doesn't exist.
I am using a SQLData Source to populate my gridview in ASP. When I hit Edit, the textboxes appear and I am able to edit my values. I am using a SQLData Source to populate my gridview in ASP. When I hit Edit, the textboxes appear and I am able to edit my values. In the Row Editing function, the edit textboxes appear and I can get the "old" values Then the page renders, I edit the textboxes and hit Update.I would recommend trying this out and starting a new thread in the .NET Forum so that other people can learn from the experience too. -Frinny You may need to turn off validation even if you are not validating anything.You have to make sure that you aren't setting your Grid View's data when it is not postback.If you do this, your Grid View's source will be refreshed before you're able to grab the new values out of it.