Hello Dev
I have one asp.net page, which have multiple instances  of one WebUserControl.
This WebUserControl have one updatepanel and one timer like below...
default.aspx 
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="default.aspx.cs" Inherits="MultipleTimerOnSamePage._default" %> <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server">     <title></title> </head> <body>     <form id="form1" runat="server">             <asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager>     <asp:PlaceHolder ID="TimerCtrlContainer" runat="server"></as ...

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