Problema
Per risolvere dei problemi si rende necessario resettare il DB degli upgrade

Fonte
https://kb.vmware.com/s/article/2147284

Soluzione
Connect to vCenter Server Appliance 6.5/6.7/7.0 via SSH
Run the shell command to switch to the BASH Shell:

shell

Stop the VMware Update Manager Service:

service-control –stop vmware-updatemgr

Run the following command to reset the VMware Update Manager Database:

vCenter Server Appliance 6.5: /usr/lib/vmware-updatemgr/bin/updatemgr-util reset-db
vCenter Server Appliance 6.7/7.0: /usr/lib/vmware-updatemgr/bin/updatemgr-utility.py reset-db

Run the following Command to delete the contents of the VMware Update Manager Patch Store:

rm -rf /storage/updatemgr/patch-store/*


Start the VMware Update Manager Service:

service-control –start vmware-updatemgr