Description of problem:
Enter performance page and set the active tuned profile as "None", after setting successfully,
back into performance page, then refresh this page, an exception will been shown with error
An error appeared in the UI: AttributeError("'NoneType' object has no attribute 'group'",)
Press ENTER to logout ...
or enter 's' to drop to shell
Version-Release number of selected component (if applicable):
Steps to Reproduce:
This works correctly in the currently posted images (3.0.0-1.0) Tested on el6 and F18.