gtk-launch -V (return code: 1)
Failed to connect to Mir: Failed to connect to server socket: No such file or directory
Unable to init server: Could not connect: Connection refused
(gtk-launch:23962): Gtk-WARNING **: cannot open display:
gtk-launch --help (return code: 0)
Usage:
gtk-launch [OPTION...] APPLICATION [URI…] — launch an APPLICATION with URI.
Launch specified application by its desktop file info
optionally passing list of URIs as arguments.
Help Options:
-h, --help Show help options
--help-all Show all help options
--help-gtk Show GTK+ Options
Application Options:
--display=DISPLAY X display to use