It appears you had your work ID active on your home computer
Sign out of the cloud... uninstall and run the cleaner... sign in with your account and reinstall
Discussions of RE-installing
-Sign out fix http://forums.adobe.com/thread/1408331?tstart=0
-On a new drive http://forums.adobe.com/thread/1398961?tstart=0
-http://helpx.adobe.com/creative-cloud/help/install-apps.html
-using the cleaner after uninstalling and before reinstalling will usually help
-http://helpx.adobe.com/creative-suite/kb/cs5-cleaner-tool-installation-problems.html
