Rowupdating which wasnt handled

So I'm taking a few minutes - for my own sake - to write this stuff down so I can look it up next time I have a brain fart Using a Button Field you can specify a Command Name which in turn provides the On Row Command event some context as to what type of operation you are dealing with in Code Behind.

Information regarding the origin and location of the exception can be identified using the exception stack trace below.[Http Exception (0x80004005): The Grid View 'Grid View1' fired event Page Index Changing which wasn't handled.] System. I don't know about you, but I cringe every time I need to create a Grid View based layout that needs to create a few custom link handlers off that grid.The typical scenario might be a list where you can toggle certain options or where you can fire an operation that otherwise updates the data that's underlying the grid.A couple of days ago I mentioned a project that I’ve been working on that is a bit out of the ordinary as far as Grid Views go.One of the issues I’ve had is that the edit template doesn’t map to the view template very well. You see, the data that gets stored back to the database during the edit could go to two of four different tables.

Rowupdating which wasnt handled