You're accessing so many items without null checks that it could be any number of things. Are you sure all of the controls exist in the cells you're specifying?
NET for the Grid View object (gv Registration): The data is provided through an SQL Connection (GSRegistration), which, suffice to say, works.
But events are never fired, or, if they are, the way I'm coding this isn't working.
Asp net Grid View control enables you to display, Sort and edit data.
Using Gridview in asp net C# you could display complete data, you could perform sorting and paging.
A common way to use these collections is to HTML-encode the values supplied by the user before they are stored in the data source.
When nothing was happening, I trashed the whole page and remade it all through Visual Studio's Designer, so that actual coding was minimal.
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In this article I will explain with an example, how to use the Row Updating event of ASP. Net Grid View control on which I’ll perform Edit and Update operations and the save the updated data with the temporary Data Table.
I preferred first one which is On Row Data Bound event of Grid View. NET Webforms developer, we are aware of the Data Grid server controls (gridview/datagrid) which we use usually when we want to display records to the user.