Figured i'd share the comment from the duplicate bug: https://bugs.launchpad.net/ubuntu/+source/libvncserver/+bug/158798
If you do "sudo apt-get remove xvnc4viewer" (which also removes ubuntu- desktop unfortunately), then all is well again as the command xvncviewer will use the old version that worked. -- vncviewer -listen allows connections from UltraVNC SC clients, but doesn't display the window https://bugs.launchpad.net/bugs/123631 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