Hi,
I google for a way t find why I was getting no response from webGUI and used this:
systemctl status pve-cluster pveproxy pvedaemon
The out come was:
Linux TNSR 5.13.19-3-pve #1 SMP PVE 5.13.19-7 (Thu, 20 Jan 2022 16:37:56 +0100) x86_64
The programs included with the Debian GNU/Linux...