Perform Post Install Routines - This version of Proxmox VE is not supported. Requires PVE 8.0 or later. Error in script

This script will Perform Post Install Routines.

Start the Proxmox VE Post Install Script (y/n)?y
✗ This version of Proxmox Virtual Environment is not supported
Requires Proxmox Virtual Environment Version 8.0 or later.
Exiting...
The Proxmox VE version is 8.4.
Could somebody please check that script and adapt it, so a version PVE 8.4 is accepted??
THX
Raymond