Last post Jul 18, 2016 06:57 AM by Fei Han - MSFT
Jul 15, 2016 01:09 PM|BeingBatman|LINK
I am getting above error when i run my asp .net web application. I am using ajax tool kit control version 1.0.
Some strange thing with this exception is when i run for the first time it is giving this error but after i refresh the page then it start working.
Can anybody tell me why it is happening so.
Jul 18, 2016 06:57 AM|Fei Han - MSFT|LINK
Please make sure whether same error will appear if you remove AJAX Control Toolkit controls from your web page.
Besides, you could refer to this tutorial to upgrade your project to AjaxControlToolkit v15.1.