I just hit this issue on both my pve host (9.1.4, up to date as of writing) and also my proxmox backup host (also up to date at 4.1.1). I use CloudFlare DNS-01.
This worked for over a year but randomly broke today. The error reported in the...
I used to have 2 node cluster. I setup a 3rd node using a qDevice (Just a VM running on one of my servers) to be a tiebreaker.
But now I have a 3rd node to add. However, adding it has not been easy. First, I went to remove the qDevice with pvecm...