Originally Posted by s.verma
This problem also happens with me, when I am running KDE.
gives same error.
Read Slackware fan's comment (#2), only one instance of X.
Although this doesn't happen when
I start GNOME or fluxbox/openbox/lxsession etc.
Use it that way if you must.
I do not understand why everybody wants to use GUI apps as root. What is your reason? If you must edit a file, the preferred way is to do it within an Xterm, using nano/ed/vi whatever.