The same problem. Removing Cairo-Dock solves the problem and VLC starts working.
There is a similar bug (https://bugs.launchpad.net/cairo-dock-core/+bug/416294) and its is/will be solved in new Ubuntu version.
The same problem. Removing Cairo-Dock solves the problem and VLC starts working.
There is a similar bug (https:/ /bugs.launchpad .net/cairo- dock-core/ +bug/416294) and its is/will be solved in new Ubuntu version.