I shutdown my VM's and then restarted them, but VNC is failing.
syslog:
Jan 31 16:03:45 glenda kernel: tap104i0d0: no IPv6 routers present
Jan 31 16:04:13 glenda pvedaemon[2749]: VM 104 vnc proxy failed - 256
Jan 31 16:04:27 glenda proxwww[2794]: Starting new child 2794
Jan 31 16:04:28 glenda...