AJAX Control Toolkit Assembly loading error

Question

I encounter a problem...error is ....Ajaxcontroltoolkit.dll is in bin folder, but still I get this follwoing error...

Could not load file or assembly 'AjaxControlToolkit' or one of its dependencies. The module was expected to contain an assembly manifest.

My code is (in .aspx file):

<%@ Register Assembly="AjaxControlToolkit" TagPrefix="act"
    Namespace="AjaxControlToolkit" %>

What should I do?

Answer 1

Do you have ASP.NET AJAX Extensions installed on your machine?