Sign Out When Sign In http://forums.adobe.com/thread/1450581?tstart=0 may help
-and 'looping' https://forums.adobe.com/thread/1504792
A chat session where an agent may remotely look inside your computer may help
Creative Cloud chat support (all Creative Cloud customer service issues)
This did not work. Even completely uninstalled CC and re-installed directly from website. Deleted the OPM.DB inside the users appdata. Added CC as a trusted certificate in my Kaspersky software. All to no avail. Any other suggestions.
I finally got it going but it took working directly with Adobe Technical Support via chat. Thanks.