Comments on: Generation of designer file failed, unable to create type telerik RadScriptManager http://www.undermyhat.org/blog/2009/07/generation-of-designer-file-failed-unable-to-create-type-telerik-radscriptmanager/ secrets and mysteries from the realms of the technocrats and other such ramblings Wed, 01 Feb 2012 04:10:29 +0000 hourly 1 http://wordpress.org/?v=3.2.1 By: Pieter Borst http://www.undermyhat.org/blog/2009/07/generation-of-designer-file-failed-unable-to-create-type-telerik-radscriptmanager/comment-page-1/#comment-5249 Pieter Borst Thu, 18 Feb 2010 09:12:41 +0000 http://www.undermyhat.org/blog/?p=240#comment-5249 I had the same problem, but it turned out that the 1.0.61025.0 version of the system.web.extensions was not installed on my development machine... Downloading and installing ASP.NET 2.0 AJAX Extensions 1.0 from: http://www.asp.net/ajax/downloads/archive/ fixed the problem. I had the same problem, but it turned out that the 1.0.61025.0 version of the system.web.extensions was not installed on my development machine…

Downloading and installing ASP.NET 2.0 AJAX Extensions 1.0 from: http://www.asp.net/ajax/downloads/archive/ fixed the problem.

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