ASP .NET RowUpdating GridView Troubles

Question

I\'m having trouble with the RowUpdating Method. My GridView is connected to our local SQL Server, and I\'m trying to update the data. Here is the cod

Answer 1

Not all GridViewRow have a DataItem.

You should add a if block around your code and verify the row being updated is of type DataRow.

if (e.Row.RowType == DataControlRowType.DataRow)
{
     your code here...
}

More regarding RowTypes : http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridviewrow.rowtype.aspx