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On rowupdating event

You should see an error message as shown in Figure 7.

We need to convert these Bound Fields to Template Fields.

In order to do so select "Edit Columns..." from the smart tag of the Grid View. Select Company Name and Contact Name fields and click on "Covert this field into a Template Field" link.

Click on the "Advanced" button and check the "Generate INSERT, UPDATE and DELETE statements" checkbox (Figure 3). Now that you have configured the SQL Data Source control let's bind it with a Grid View control. Open its smart tag and configure it as shown in Figure 4.

Here, we set the Data Source of the Grid View to Sql Data Source1. We also enable paging, sorting and editing features of the Grid View.

Right click on the Grid View and select "End template editing" Run the web form.

on rowupdating event-48

Enter the database details as per your setup and click on OK.On the next step select Customer ID, Company Name, Contact Name and Country columns (Figure 2).

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Note that by default all validation controls validate on the client side.There can be several approaches taken for validating data. For our example we are going to use Customers table of Northwind database. Open its smart tag and choose "Configure Data Source" option to start Configure Data Source wizard.On the first step of the wizard click on "New Connection" button to open a dialog as shown in Figure 1.This will lead to problems like "Grid View does not show updated values", "Grid View looses values changed by user". In your Page_load, this is typically only inside a block where you check to make sure that Page_Load is not being called during a post-back call. On Row Deleting - can call registered event handlers" I couldnt figure out how to continue this thread, but the issues in it are related so i'm including it as a reference.Make Company Name blank and click on Update button.