Unable to launch recorder

[Chao]

When I record myWeb test.the Error log was'Unable to launch recorder.Please see log(Help Tab) For morn infomation'
 
it was Unable to connect to the browser.

[Chao]

you have run it as Administrator ,But can't solved the problem

[Stoich]

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