Xlib:  extension "RANDR" missing on display ":5.0".
Xlib:  extension "Generic Event Extension" missing on display ":5.0".
Xlib:  extension "Generic Event Extension" missing on display ":5.0".
Xlib:  extension "Generic Event Extension" missing on display ":5.0".

(<unknown>:23476): GLib-WARNING **: g_set_prgname() called multiple times