Hi Mahesh,
Have you registered the http handlers of our AJAX controls under IIS 7 as depicted in
this help article? Please verify that. You may also review the troubleshooting tips from
this topic.
Best regards,
Sebastian
the Telerik team
Thank you for being the most amazing .NET community! Your unfailing support is what helps us charge forward!
We'd appreciate your vote for Telerik in this year's DevProConnections Awards. We are competing in mind-blowing 20 categories and every vote counts! VOTE for Telerik NOW >>