Ajax控制中的问题 [英] problem in ajax control

问题描述

无法从程序集"System.Web.Extensions，Version = 3.5.0.0，Culture = neutral，PublicKeyToken = 31bf3856ad364e35"中加载类型"System.Web.UI.ScriptReferenceBase".

Could not load type ''System.Web.UI.ScriptReferenceBase'' from assembly ''System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35''.

<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="asp" %><br />
<br />
<pre lang="xml"><asp:ToolkitScriptManager ID="ScriptManager1" runat="server" /><br />
<asp:TextBox ID="txtDOB" runat="server" /><br />
<asp:CalendarExtender ID="c1" runat="server" TargetControlID="txtDOB" /></pre><br />
<br />
<br />

请指导我....................................

plese guide me........................

推荐答案

您需要框架3.5为了避免此错误，请在系统上安装SP1.

在此处了解有关此错误和解决方案的详细信息:

You need to have framework 3.5 SP1 installed on the system to get away with this error.

Read about the details of this error and resolution here:Hidden Surprises in .NET 3.5 Service Pack 1[^]

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