Did you restart illustrator?
The fullpath for anyone else reading is:
Workspaces
HD\Users\(user name)\Library\Preferences\Adobe Illustrator CS6 Settings\en_US\Workspaces
Did you restart illustrator?
The fullpath for anyone else reading is:
Workspaces
HD\Users\(user name)\Library\Preferences\Adobe Illustrator CS6 Settings\en_US\Workspaces