Hello, I have randoms problems with xscreensaver (please see hereafter output) Versions are: -package = xscreensaver-base-4.21-4 -Fedora = FC4 (...) xscreensaver couldn't grab keyboard (AlreadyGrabbed) Unknown argument : -root ant [options] ... (...) xscreensaver : 0 : child pid 17066 (ant) exited abnormally (code 1) (...) Thanks for any clue, Bruno