This has always been a known issue with previous versions of vCAC where the recommended fix was to run the following command on the IaaS web server, as an administrator.
C:\Program Files (x86)\VMware\vCAC\Server\Model Manager Data\Cafe\Vcac-Config.exe registercatalogtypes -v
http://chansblog.com/tag/registercatalogtypes-v/
Thanks
Kumaran