Actually, i think i solved it:
The "magic" is to modify xstartup:
dbus-launch startcfce4 &
And then it works
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1738203
Title:
vnc session crashes
** Also affects: tightvnc (Ubuntu)
Importance: Undecided
Status: New
** Also affects: xfce (Ubuntu)
Importance: Undecided
Status: New
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
Small update, vncserver is started with:
vncserver -geometry 1900x1000
Content of xstartup:
cat xstartup
#!/bin/sh
unset SESSION_MANAGER
autocutsel -fork
startxfce4 &
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
Public bug reported:
Sys-Info:
lsb_release -rd
Description:Ubuntu 17.10
Release:17.10
Packages:
apt-cache policy tightvncserver
tightvncserver:
Installiert: (keine)
Installationskandidat: 1.3.10-0ubuntu3
Versionstabelle:
1.3.10-0ubuntu3 500
500