Unable to create CT 200 - unsupported Ubuntu version '23.04'

Original post from reddit " Hello everybody,

could some body help me to solve the problem. I tried to create a ct with ubuntu 23.04 fresh downloaded from proxmox templates but when i try to create a ct this error comes up

extracting archive ‘/var/lib/vz/template/cache/ubuntu-23.04-standard_23.04-1_amd64.tar.zst’
Total bytes read: 544819200 (520MiB, 352MiB/s)
Detected container architecture: amd64
Logical volume “vm-200-disk-0” successfully removed
TASK ERROR: unable to create CT 200 - unsupported Ubuntu version ‘23.04’

Thank you very much"

What version Proxmox are you running? Are you on v8?