Asp.net Ajax Updatepanel Error Handling
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Asp Net Ajax Error Handling
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Development Windows Desktop App Development TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. Customizing Error Handling for ASP.NET UpdatePanel Controls Other Versions Visual Studio 2010 .NET Framework 4 Visual Studio 2008 When an error occurs during partial-page updates asp:updatepanel in UpdatePanel controls, the default behavior is that a browser message box is displayed with an error message. This tutorial shows you how to customize how the error is presented to the user and how to customize the error message. Prerequisites To implement the procedures in your own development environment you need: Microsoft Visual Studio 2005 or Microsoft Visual Web Developer Express. An AJAX-enables ASP.NET Web site. Customizing Error Handling in Server Code To begin, you will customize error handling by using server code in the page. To customize error handling in server code Create a new page and switch to Design view. In the AJAX Extensions tab of the toolbox, double-click the ScriptManager control and the UpdatePanel control to add them to the page. Add the following controls inside the UpdatePanel control: Two TextBox controls. A Label control A Button control. Set its Text property to Calculate. Some text inside the UpdatePanel control. Double-click the Calculate button and add the following code for its event handler: C#VB Copy protected void Button1_Click(object sender, EventArgs e) {
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