R – problem with running Ajax Control Toolkit

ajaxcontroltoolkitasp.net

When I run any Ajax control, i am getting the following error:This was written in .net 2.0 and running at .net 3.5.

please help me what is the setting i need to change.

"Error 32 Could not load file or assembly 'System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified. D:\DotNet\AJAX\Ajax video\HDI-ACT-Accordion-CS\web.config 30 "

Thanks,
Masum

Best Answer

Looking at the error message, you might have a reference (a mention of) to System.Web.Extensions.dll in your web.config.

Try and remove that line from web.config.