upgrading pve7to8

[semutmikro]

after following a few step from this tutorial https://4sysops.com/archives/upgrade-proxmox-ve-7-to-8/ i got this error in my HP server but in my dell server run perfectly

 

[Kingneutron]

Either restore from backup, or time for a fresh install of PMVE 8.

 

[semutmikro]

Either restore from backup, or time for a fresh install of PMVE 8.

can i take from another server ?
if can which backup do i need to restore ?

 

[homelabenthusiast]

@semutmikro what proxmox version are you running?? And why not update you kernel version first? There is 5.15.143-1 already or maybe even newer now

 

[semutmikro]

@semutmikro what proxmox version are you running?? And why not update you kernel version first? There is 5.15.143-1 already or maybe even newer now

i am running proxmox 7 before upgrade to 8 and before doing upgrading already done with apt update and apt upgrade then reboot