错误:未知的服务器标签'ajaxtoolkit:calendarextender' [英] Error: Unknown server tag 'ajaxtoolkit:calendarextender'

问题描述

Error   2   Unknown server tag 'ajaxtoolkit:calendarextender'.  E:\Vinod\NavjeevanHospital\Website\MasterPage.master    310

<asp:TextBox runat="server" ID="txtDate1" />
<ajaxtoolkit:calendarextender runat="server" ID="calExtender1"TargetControlID="txtDate1"/>

推荐答案

您在项目中缺少对System.Web.Extension.dll的引用.

确保您的网站已启用AJAX，并且正确引用了AJAX扩展dll.如果需要，只需使用Google for AJAX CTP以及如何建立AJAX网站.

You are missing reference to System.Web.Extension.dll in your project.

Make sure your website is AJAX enabled, and AJAX extension dll''s are referenced properly. If needed, just Google for AJAX CTP and how to have AJAX site up.

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