In MAC rename the below mentioned folders
/Application/utilities/Adobe Application Manager
/Library/Application Support/Adobe/OOBE
~/Library/Application Support/Adobe/OOBE
Reinstall Adobe Application manager from : http://www.adobe.com/support/downloads/detail.jsp?ftpID=4774 it should work now.
In Windows rename the below mentioned folders
C:\Program Files (x86)\Common Files\Adobe\OOBE (on 64 bit OS)
or
C:\Program Files\Common Files\Adobe\OOBE (on 32 bit OS)
C:\Users\(User_name)\AppData\Local\Adobe\OOBE
Reinstall Adobe Application manager from http://www.adobe.com/support/downloads/detail.jsp?ftpID=4773 it should work now.