Can not display Proxmox console due to Connection time out

view full story

http://serverfault.com – When I try to open console in proxmox ve nothing happens and I see this error in logs: no connection : Connection timed out TASK ERROR: command '/bin/nc -l -p 5900 -w 10 -c '/usr/sbin/qm vncproxy 100 2>/dev/null'' failed: exit code 1 How can I fix this please? (HowTos)