Path: utzoo!utgpu!news-server.csri.toronto.edu!clyde.concordia.ca!uunet!snorkelwacker!bloom-beacon!LARRY.MCRCIM.MCGILL.EDU!mouse
From: mouse@LARRY.MCRCIM.MCGILL.EDU
Newsgroups: comp.windows.x
Subject: Re:  X Toolkit Error: Can't Open display
Message-ID: <9008130431.AA09514@Larry.McRCIM.McGill.EDU>
Date: 13 Aug 90 04:31:43 GMT
Sender: daemon@athena.mit.edu (Mr Background)
Organization: The Internet
Lines: 20

> Recently, everytime I come in after a weekend and unlock my screen,
> my Xserver forgets where the display is.  Everything was fine friday,
> I just locked the screen and went home.  When I come in and unlocked
> the screen, everything seems to work ok as far as executing programs
> in the existing applications (like maker, xterms and so on..)
> Anything I try to do that requires opening a window gets
>	"X Toolkit Error: Can't Open display"

> $DISPLAY still equals unix:0.0.

> Any ideas what may be happening to my server?

/tmp/.X11-unix/X0 is getting removed by some sort of /tmp-cleaning
procedure.  Check with your sysadmin or crontab or wherever such things
get put on your system.

					der Mouse

			old: mcgill-vision!mouse
			new: mouse@larry.mcrcim.mcgill.edu