Unable to init server: Could not connect: Connection refused Could not parse arguments: Cannot open display:

Usage: nemo [OPTION?] [URI...] Browse the file system with the file manager Help Options: -h, --help Show help options --help-all Show all help options --help-gtk Show GTK+ Options Application Options: -c, --check Perform a quick set of self-check tests. --version Show the version of the program. -g, --geometry=GEOMETRY Create the initial window with the given geometry. -n, --no-default-window Only create windows for explicitly specified URIs. --no-desktop Ignored - left for compatibility only. --fix-cache Repair the user thumbnail cache - this can be useful if you're having trouble with file thumbnails. Must be run as root -q, --quit Quit Nemo. --display=DISPLAY X display to use