Hello,
I'm sorry to hear you're experiencing this issue. We have an article that details some possible possible solutions for the problem:
http://www.telerik.com/automated-testing-tools/support/documentation/user-guide/troubleshooting_guide/recording-problems/unable-to-launch-recorder.aspx
Have you seen this article and have you tried the proposed solutions?
Hope to hear from you soon.
All the best,
Stoich
the Telerik team