C# 母版页中导致回发提交的内容
母版页中的某些内容导致回发提交，导致AJAX失败 我有两个下拉列表，当aspx指令上没有继承.master时，它们将postsback。我已经搜索了SO和网络，但我唯一发现的是，有时更新面板在使用验证控件时遇到问题C# 母版页中导致回发提交的内容,c#,asp.net,ajax,C#,Asp.net,Ajax,母版页中的某些内容导致回发提交，导致AJAX失败 我有两个下拉列表，当aspx指令上没有继承.master时，它们将postsback。我已经搜索了SO和网络，但我唯一发现的是，有时更新面板在使用验证控件时遇到问题 <div class="form-group"> <asp:Label runat="server" AssociatedControlID="ddlFaculty" CssClass="col-md-2 control-label">Facu
<div class="form-group">
<asp:Label runat="server" AssociatedControlID="ddlFaculty" CssClass="col-md-2 control-label">Faculty</asp:Label>
<div class="col-md-10">
<asp:DropDownList ID="ddlFaculty" EnableViewState="true" class="form-control" CausesValidation="false" runat="server" AutoPostBack="true" aria-expanded="true" OnSelectedIndexChanged="ddlFaculty_SelectedIndexChanged">
<asp:ListItem Value="null">Select Faculty</asp:ListItem>
<asp:ListItem Value="Arts">Faculty of Arts</asp:ListItem>
<asp:ListItem Value="Business">Faculty of Business</asp:ListItem>
<asp:ListItem Value="Health">Faculty of Health</asp:ListItem>
<asp:ListItem Value="Industries">Faculty of Service Industries</asp:ListItem>
<asp:ListItem Value="Trades">Faculty of Trades</asp:ListItem>
<asp:ListItem Value="Maori">Te Wananga Maori</asp:ListItem>
</asp:DropDownList>
</div>
</div>
<div class="form-group">
<asp:Label runat="server" AssociatedControlID="ddlCourse" CssClass="col-md-2 control-label">Course</asp:Label>
<asp:Label runat="server" id="lblfaculty"></asp:Label>
<div class="col-md-10">
<asp:UpdatePanel runat="server" id="UpdateCourse" UpdateMode="Conditional">
<ContentTemplate>
<asp:DropDownList runat="server" CssClass="form-control" ID="ddlCourse" />
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="ddlFaculty" EventName="SelectedIndexChanged"/>
</Triggers>
</asp:UpdatePanel>
</div>
</div>
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&复制；-我的ASP.NET应用程序
<%@ Master Language="C#" AutoEventWireup="true" CodeBehind="Site.master.cs" Inherits="IT7x11Project.SiteMaster" %>
<!DOCTYPE html>
<html lang="en">
<head runat="server">
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title><%: Page.Title %> - My ASP.NET Application</title>
<asp:PlaceHolder runat="server">
<%: Scripts.Render("~/bundles/modernizr") %>
</asp:PlaceHolder>
<webopt:bundlereference runat="server" path="~/Content/css" />
<link href="~/favicon.ico" rel="shortcut icon" type="image/x-icon" />
</head>
<body>
<form runat="server">
<asp:ScriptManager runat="server">
<Scripts>
<%--Framework Scripts--%>
<asp:ScriptReference Name="MsAjaxBundle" />
<asp:ScriptReference Name="jquery" />
<asp:ScriptReference Name="bootstrap" />
<asp:ScriptReference Name="respond" />
<asp:ScriptReference Name="WebForms.js" Assembly="System.Web" Path="~/Scripts/WebForms/WebForms.js" />
<asp:ScriptReference Name="WebUIValidation.js" Assembly="System.Web" Path="~/Scripts/WebForms/WebUIValidation.js" />
<asp:ScriptReference Name="MenuStandards.js" Assembly="System.Web" Path="~/Scripts/WebForms/MenuStandards.js" />
<asp:ScriptReference Name="GridView.js" Assembly="System.Web" Path="~/Scripts/WebForms/GridView.js" />
<asp:ScriptReference Name="DetailsView.js" Assembly="System.Web" Path="~/Scripts/WebForms/DetailsView.js" />
<asp:ScriptReference Name="TreeView.js" Assembly="System.Web" Path="~/Scripts/WebForms/TreeView.js" />
<asp:ScriptReference Name="WebParts.js" Assembly="System.Web" Path="~/Scripts/WebForms/WebParts.js" />
<asp:ScriptReference Name="Focus.js" Assembly="System.Web" Path="~/Scripts/WebForms/Focus.js" />
<asp:ScriptReference Name="WebFormsBundle" />
<%--Site Scripts--%>
</Scripts>
</asp:ScriptManager>
<div class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" runat="server" href="~/">Application name</a>
</div>
<div class="navbar-collapse collapse">
<ul class="nav navbar-nav">
<li><a runat="server" href="~/">Home</a></li>
<li><a runat="server" href="~/About">About</a></li>
<li><a runat="server" href="~/Contact">Contact</a></li>
</ul>
<asp:LoginView runat="server" ViewStateMode="Disabled">
<AnonymousTemplate>
<ul class="nav navbar-nav navbar-right">
<li><a runat="server" href="~/Account/Register">Register</a></li>
<li><a runat="server" href="~/Account/Login">Log in</a></li>
</ul>
</AnonymousTemplate>
<LoggedInTemplate>
<ul class="nav navbar-nav navbar-right">
<li><a runat="server" href="~/Account/Manage" title="Manage your account">Hello, <%: Context.User.Identity.GetUserName() %> !</a></li>
<li>
<asp:LoginStatus runat="server" LogoutAction="Redirect" LogoutText="Log off" LogoutPageUrl="~/" OnLoggingOut="Unnamed_LoggingOut" />
</li>
</ul>
</LoggedInTemplate>
</asp:LoginView>
</div>
</div>
</div>
<div class="container body-content">
<asp:ContentPlaceHolder ID="MainContent" runat="server">
</asp:ContentPlaceHolder>
<hr />
<footer>
<p>© <%: DateTime.Now.Year %> - My ASP.NET Application</p>
</footer>
</div>
</form>
</body>
</html>