After updating vCenter from 7.x to 8.X
vSphere with Tanzu 7.x
vSphere with Tanzu 8.x
Manually remove the expired supervisor license from vCenter by following the instruction in How to remove a License Manually from vCenter using ldapmodify
This issue is resolved in vCenter 8.0.0b where the supervisor license will be automatically cleaned up after disabling supervisor.
See the following documentation for managing Workload Control Plane/Supervisor Licenses: