Hi Ronald,
Welcome to the Adobe Forums!
Could you please try the steps below and letting me know how it goes?
1. Sign out - Sign in
http://helpx.adobe.com/creative-cloud/kb/sign-in-out-creative-cloud-desktop-app.html
2. Clean up cached user login information - Step 2
http://helpx.adobe.com/creative-cloud/kb/unknown-server-error-launching-cc.html
3. Reset your Hosts File - Step 3
http://helpx.adobe.com/x-productkb/policy-pricing/activation-network-issues.html
Let me know if you have any questions.
Thanks.
Arnaud.