OK, the last commands I tried to execute were from the thread for Ubuntu Trusty not starting GUI because of a missing dependency:
viewtopic.php?f=15&t=78017#p363521
When I try to run VirtualBox 5.1 Beta 1 on my system, I get:chrpath -k --replace /usr/lib/virtualbox /usr/lib/virtualbox/*.so.5
chrpath -k --replace /usr/lib/virtualbox /usr/lib/virtualbox/plugins/platforms/*.so
Code: Select all
Qt FATAL: This application failed to start because it could not find or load the Qt platform plugin "xcb".
Reinstalling the application may fix this problem.
Aborted (core dumped)
Code: Select all
Reading package lists... Done
Building dependency tree
Reading state information... Done
xcb is already the newest version (2.4-4.3).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.