vSAN objects may not be discovered or collected in vRealize Operations 6.6

Update (08/09/17):  
This issue is now resolved in vRealize Operations 6.6.1 which can be downloaded here.

VMware recently became aware of an issue where vSAN objects may not be discovered or collected in vRealize Operations 6.6.

To workaround this issue a Hot Fix has been provided but you will need to open a Support Request with VMware GSS to obtain this as we want to track customers reporting the issue.

More Details in this KB article:
https://kb.vmware.com/kb/2150746

— Lukas