> startx -- -kb -clipboard => starts cat and I must kill him to go on > xinit -- -kb -clipboard => X startup ok! > startx stops after winClipboardProc - Hello and before DetectUnicodeSupport - Windows NT/2000/XP looking at screen log, the only difference between the two is the cmd line: startx -> /usr/X11R6/bin/X :0 -kb -clipboard xinit -> X :0 -kb -clipboard