Failed to run prechecks for NSX-T seen before upgrade.
VCF 9.x
Global permissions for [email protected] is showing NULL in Global Permissions (vCenter)
#### These log snippets may also be present in the vum-server.log
To resolve this issue - snapshot the vCenter and remove/add the global permission for this nsxt_1234567 role.
If the above does not resolve the issue, validate whether the role exists in vCenter and raise a new case through your support portal as needed.
There are other causes for the same precheck error which may resolve this also: "Failed to run health checks for NSX-T". Consider the below KB articles.