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If you don't use one of the Data Source controls, you are required to handle the Row Updating event.

I confirmed this using Reflector: protected virtual void On Row Updating(Grid View Update Event Args e) { bool flag1 = base.

Hello Graham: The Data Bind() method recreates the grid hierarchy, so new values from the post data may be replaced with old values from the database. This sample will allow us to find the problem in the shortest possible time frame. Hi Kate, I stripped the page out of my project and created a web site project. Enable Rows Cache = False I get the error: A primary key field specified via the Key Field Name property is not found in the underlying data source.

Please try to set the Enable View State property of the control to false. This will not run as you need other components installed on your development pc, but it does show all the aspxgridview calls. The grid seems to store cached data on the client side. Enable Rows Cache property to "false" and let me know whether or not this hint helps you.

Private Sub Page_Init(sender As Object, e As System. Init ' CODEGEN: This method is required by the Web Form Designer ' Do not modify it using the code editor. Is Post Back Then ' load diff_type items into dropdown. Row Updating event handler: Please let me know whether or not this approach helps you overcome the problem.

Hi, Moved the grid binding to the Page_Init procedure but the new values are still reverted back to the old values when I hit the rowupdating procedure. Please try to bind ASPx Grid View in the Page_Load event handler only if ASPx Grid View is not in the edit mode and bind ASPx Grid View in the ASPx Grid View.

Row Updating event, doesn’t work as all samples say it should do.

All samples of course assume you’re doing everything in your page, but I have to do everything in my code-behind, because on forehand I don’t know what I’ll be binding to my Grid View.

For example a Sql Data Source, which is automatically added to your Web Form if you drag-n-drop your way around Visual Studio 2005. If you reset the Data Source at this stage, your values for updating will be lost. I actually don't know how to write the Row Updating function, I just found it from the internet, and so of course it's not working. Please give some references and/or details of how to. Ok what's happening is that you are binding the data source for the Grid View every time a postback occurs in the Page_Load method. Count ----------- The most common problem for losing new data entered while updating a Grid View or Data Grid is that you are resetting the Data Source for the Grid View or Data Grid in the Page_Load method. I actually don't know how to write the Row Updating function, I just found it from the internet, and so of course it's not working. We will be grateful if you provide an example illustrating this problem. Key Field Name = "Line_Id"So not sure what I've done wrong here. Please accept our apologies for the delay in responding. Primary Key = New Data Column() My key field is set to: ASPx Grid View1. Retrieve Tiff Coding() Else Dim ds Session As Data Set = CType(Session("Grid Data"), Data Set) If ds Session Is Nothing Then ' get doc_id.

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