How to avoid error 'a page can have only one server-side Form tag'.?

hasbina asked:

Hi,

i have a usercontrol page as below

ASP

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">



<div id="header" class="header">
   <h1 class="h1">TrackU: Student and Vehicle Tracking System</h1>
    <form runat="server" id="fomr2">
    <p class="p"><asp:LinkButton runat="server" ID="logBtn" ForeColor="White" Text="Logout"></asp:LinkButton></p>
    </form>
 </div>
 <div>
   <ul class="ul">
       <li class="li"><a class="lia" href="/Admin/Fleet.aspx">Fleet</a></li>
       <li class="li"><a class="lia" href="/Admin/StudentInfo.aspx">Student Info</a></li>
       <li class="li"><a class="lia" href="/Admin/RouteSettings.aspx">Route Settings</a></li>
       <li class="li"><a class="lia" href="/Admin/Reports.aspx">Reports</a></li>
   </ul>
 </div>

and the aspx page with usercontrol as below,

ASP

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Fleet.aspx.cs" Inherits="M2iSTS2.Admin.Fleet11" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ Register src="~/UserControl/Header.ascx" TagName="Header" TagPrefix="UserControl" %>
<%@ Register src="~/UserControl/Footer.ascx" TagName="Footer" TagPrefix="UserControl" %>


<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <link rel="Stylesheet" href="http://ajax.aspnetcdn.com/ajax/jquery.ui/1.8.10/themes/redmond/jquery-ui.css" />  
   
</head>

<body>
    
    <UserControl:Header ID="Header"  runat="server"/> 
    <form id="form1" runat="server">
    
     <asp:ScriptManager ID="ScriptManager1" runat="server">
    </asp:ScriptManager>  
   
<table border="1">
    <tr>
       <td style="width:250px;height:100%;background-color: #CEF">         
          
          <asp:UpdatePanel runat="server" ID="updatePanel1">
          <ContentTemplate>    
          <table align="center">
          <tr>             
              
              <tr>
                  <td>
                      <asp:ImageButton ID="vehiclelistBtn" runat="server" 
                          ImageUrl="~/image/vehiclelist_btn.png" onclick="vehiclelistBtn_Click" />
                  </td>
              </tr>
              <tr>
                  <td>
                      <asp:ImageButton ID="driverlistBtn" runat="server" 
                          ImageUrl="~/image/driver_list.png" onclick="driverlistBtn_Click" />
                  </td>
              </tr>
             
          </tr>
           </table>   
          </ContentTemplate>
          </asp:UpdatePanel>                    
         
       </td>
       <td style="width:100%;height:100%">       
       <div  id ="map_canvas" style="height:635px">
       
       </div>   
                    
       </td>
   </tr>
 </table>

 
    <UserControl:Footer ID="Footer1"  runat="server" />
    </form>
   
</body>
</html>

But it giving error as

A page can have only one server-side Form tag.

How to avoid this?

Thanks..

Tags: ASP.NET

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