http://www.aspforums.net/Handlers/RSS.ashxLatest additions to the content that appears on ASPForums.Net(c) 2013 www.aspforums.com. All rights reserved.<![CDATA[You need to set the following properties for all updatepanels1. UpdateMode2. ChildrenAsTriggers&lt;asp:UpdatePanel ID=&#34;UpdatePanel1&#34; runat=&#34;server&#34; UpdateMode=&#34;Conditional&#34; ChildrenAsTriggers=&#34;false&#34; &gt; &lt;/asp:UpdatePanel&gt; ]]>http://www.aspforums.net/Threads/871698/Multiple-update-panel-in-a-ajax-webpage-Update-only-one-at-a-time/http://www.aspforums.net/Threads/871698/Multiple-update-panel-in-a-ajax-webpage-Update-only-one-at-a-time/Wed, 04 Apr 2012 04:20:22 GMT<![CDATA[Let me try on my development system....thanks]]>http://www.aspforums.net/Threads/871698/Multiple-update-panel-in-a-ajax-webpage-Update-only-one-at-a-time/http://www.aspforums.net/Threads/871698/Multiple-update-panel-in-a-ajax-webpage-Update-only-one-at-a-time/Wed, 04 Apr 2012 04:22:52 GMT