本文介绍了ModalPopupExtender无法正常工作的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我尝试了很多但没有工作......
PLZ任何人都可以帮助我
i had tried a lot but not working...
plz any one can help me
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="asp" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">
<link rel="Stylesheet" href="blog.css" type="text/css" />
<style type="text/css">
.modalBackground
{
background-color: Black;
filter: alpha(opacity=90);
opacity: 0.8;
}
.modalPopup
{
background-color: #FFFFFF;
border-width: 3px;
border-style: solid;
border-color: black;
padding-top: 10px;
padding-left: 10px;
width: 300px;
height: 140px;
}
</style>
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">
<asp:ScriptManager ID="ScriptManager1" runat="server" EnableScriptGlobalization="true">
</asp:ScriptManager>
<asp:Button ID="btnShow" runat="server" Text="Show Modal Popup" />
<!-- ModalPopupExtender -->
<asp:ModalPopupExtender ID="ModalPopupExtender1" runat="server" PopupControlID="Panel1" TargetControlID="btnShow"
CancelControlID="btnClose" BackgroundCssClass="modalBackground" ></asp:ModalPopupExtender>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Panel ID="Panel1" runat="server" CssClass="modalPopup" align="center" style = "display:none">
This is an ASP.Net AJAX ModalPopupExtender Example<br />
<asp:Button ID="btnClose" runat="server" Text="Close" />
</asp:Panel>
</ContentTemplate>
</asp:UpdatePanel>
<!-- ModalPopupExtender -->推荐答案
Quote：
删除脚本管理器
并在表单标签内添加toolkitscriptmanager：
and Add toolkitscriptmanager inside form tag:
Quote：
< asp：toolkitscriptmanager id =ToolkitScriptManager1 runat =serverxmlns：asp =＃unknown>
<asp:toolkitscriptmanager id="ToolkitScriptManager1" runat="server" xmlns:asp="#unknown">
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