Other Questions: If you have any other questions or need further assistance please use the "Contact Us" page.The issue comes when I make each gridview collapsible, again, it works fine but when I click on "Edit" on the 3rd gridview all the grids collapse, I can then re-open them and the "edit mode" is still present and I can still save my updated data. I based a lot of my code from this page: Nested Grid And I understand how I can fix my issue on a 2 level nested gridview, by simply adding the C# code: Hi Gurus , It happened to add an extra Gridveiw Header in row_databound event , It did worked fine on ! Can any expert post some pointers , differnces between grid row_created vs row_databount with some sample table data created dynamically behaviour of both the events in ! But again, when I hit the "Edit" button in the first column (the Command Field column) . Text properties of the cells resolve to "" Here is the code for the event, followed by the gridview in the form (inside an updatepanel) Protected Sub Grid View1_Row Data Bound(By Val sender As Object, By Val e As System. Since you are not using the datasource controls(which is a good thing), the Old Values and New Values collections will not be populated automatically. So, here is some sample code that I use, and maybe it will help you: This goes in your Row Updating event Dim cell As Data Control Field Cell = Nothing 'This type will change if you are using Bound Fields 'The collection(s) have to be populated for EACH cell.