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Please post the code for your Page_Load method and the that handles your Update (your C# code) so we can have a better look at what's going on. Please give some references and/or details of how to. This wipes out the data provided by the user during editing (editing happens after the page load). 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. Get String("Grid View_Unhandled Even t", new object[] { this. Please help me with writing a Row Updating function in C#, I don't know how to grab the current field's value and also get the old value for one of keys (which is Project Name for editing) of the selected row. the idea wa to don't allow binding the grid view after a post back. A Grid View Update Event Args object is passed to the event-handling method, which enables you to determine the index of the current row and to indicate that the update operation should be canceled.To cancel the update operation, set the collections, if necessary, before the values are passed to the data source.You didn't ask this in your question, but you've written some smelly code here.

Unfortunately, your sample works just as I would expect it to and since I don't know why mine does not work, I am unable to modify your sample to not work. Old Values but even after removing the Do Row Validation from the Start Row Editing event, I still do not get values in e. (see I told you I didn't follow it) Hello Stephen, The described behavior (e.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. A friend asked me to help him out on this and frankly it has me completely stumped as well. 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.The problem is, I’d very much like to do so, if ASP. But I can’t set a Data Source property or anything on the Sql Data Source!!! I probably have to read the cells on the Grid View of the selected row, find the controls, get the values from those and insert those into my Data Set.