** (gmpc:21794): ERROR **: Failed to parse commandline options: Cannot open display:

Usage: gmpc [OPTION?] Gnome Music Player Client Help Options: -?, --help Show help options --help-all Show all help options --help-gtk Show GTK+ Options --help-sm-client Show session management options Application Options: --fullscreen Start the program in full screen -v, --version Show program version and revision -q, --quit Quits the running gmpc --disable-plugins Don't load the plugins --config=Path Load alternative config file -d, --debug-level=level Set the debug level -h, --start-hidden Start gmpc hidden to tray --clean-cover-db Remove all failed hits from metadata cache -b, --bug-information Show bug information -f, --log-filter=<Log domain> Shows all output from a certain log domain -p, --profile=<Profile Name> Select a profile -i, --icon-theme=<icon theme name> Run GMPC with a different icon theme --display=DISPLAY X display to use