One or more vCenter instances are not connected to a license server. To avoid service interruption, verify that the vCenter instance is connected to a license server.Licenses could not be synchronized with the vCenter systems.
Licenses could not be assigned to the vCenter system. Please try again or check the error logs.The selected vCenter systems are not eligible for activating management.Data collection is not supported for this vCenter instance... missing valid license.No items found."Refer the following documents for VVF and VCF upgrade order to 9.1.