I forgot... the most useful thing I have to add to this thread! Try running the VNC server with the option
-extension XFIXES This disables the offending advertisment of XFIXES, and is useful workaround for me with GTK applications. -- xfce4-session doesn't work under vnc https://bugs.launchpad.net/bugs/78887 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs