Error: Unknown server tag 'ajaxtoolkit:calendarextender'

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

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

Posted 3-Sep-10 20:21pm

VinodKumar01

Updated 3-Sep-10 21:01pm

Sandeep Mewara

v3

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Sandeep Mewara 4-Sep-10 3:02am

Always tag properly, and formulate your question nicely with a proper title. This would let your question reach to proper audience must faster.

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Sandeep Mewara · Answer 1 · 2010-09-03T21:04:00

Solution 1

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.

Posted 3-Sep-10 21:04pm

Sandeep Mewara