Hosts newly upgraded from ESX 9.0.x to 9.1.0 are utilizing an evaluation license instead of the valid VCF or VVF license
The License Server and/or the VCF Management Services are missing in the environment.
To apply licenses in VCF or VVF 9.1, it is required to deploy the VCF Management Services and a License Server.
Use the steps in the provided documentation to deploy the VCF Management Services and the License Server.
VMware Cloud Foundation (VCF)
VMware vSphere Foundation (VVF)