My telerik controls don t work, please help

[Admir Brkić]

I am using my own telerik control for a long time, but yesterday my friend give me a his telerik controls to try, because, he say it is new controls. And than problem starts: when I install friend's controls it give me error: "Error creating control"  for all controls.
I am than delete, friend ' s controls, and try my old controls, but same problem. Can you help me please to resolve this problem.


I use: win 7 , visual studio 2010

[Princy]

Hello,

Could you please check whether you have references to the previous versions either in your web.config or GAC?

Here I found some links which includes different ways to solve this problem.
General Troubleshooting
Design-time Troubleshooting
Meet Telerik.Web.Design.dll

Regards,
Princy.