Re: X windows display problem

["Thomas Chadwick" <j_tetazoo at hotmail dot com>]

Doh.  One more thing.  Be sure to run the ssh command from an xterm within 
XWin.  If you're running ssh from the same Cygwin prompt from which you 
issued startxwin.sh, then that is very likely the source of your problem.

> From: "Thomas Chadwick" <j_tetazoo@hotmail.com>
> Reply-To: cygwin-xfree@cygwin.com
> To: cygwin-xfree@cygwin.com, meredith@www.honeybeerobotics.com
> Subject: Re: X windows display problem
> Date: Fri, 30 Aug 2002 16:17:29 -0400
>
> I guess I should have read your message a little more carefully before 
> replying.  You said that sshd has been configure with X11Forwarding turned 
> on.
>
> Give the following a try:
>
> 1) On the local system, before running ssh, echo the value of DISPLAY. It 
> should have a value of "<localhost>:0.0" or something similar.  If it 
> doesn't, manually set it to the correct value.  Verify its value by running 
> a simple xclient like xeyes.
> 2) Run your ssh -X command.
> 3) On the remote system, echo the value of DISPLAY.  It should have a value 
> of "<remotesystem>:10.0" or something similar.  If it doesn't have the 
> right value, try setting it manually.  If that doesn't work, then I'm 
> stumped.
>
> > From: "Thomas Chadwick" <j_tetazoo@hotmail.com>
> > Reply-To: cygwin-xfree@cygwin.com
> > To: cygwin-xfree@cygwin.com, meredith@www.honeybeerobotics.com
> > Subject: Re: X windows display problem
> > Date: Fri, 30 Aug 2002 16:07:13 -0400
> >
> > What is the value of the DISPLAY environment variable on the remote 
> > machine after running ssh?
> >
> > It should have a value of "<remotehostname>:10.0", or something similar.
> >
> > If it's empty, or the value looks like "<remotehostname>:0.0", 
> > "<localhostname:0.0", or simply ":0", then there is a problem with the X 
> > forwarding.
> >
> > Note that the ssh daemon on the remote machine has to be explicitly told 
> > to enable X forwarding.  This might be to blame.
> >
> > I've also seen the existance of the .Xauthority file in the home directory 
> > on the local Cygwin host cause problems.
> >
> > > From: "Meredith Finkelstein" <meredith@www.honeybeerobotics.com>
> > > Reply-To: cygwin-xfree@cygwin.com
> > > To: "cygwin-xfree@cygwin.com" <cygwin-xfree@cygwin.com>
> > > Subject: X windows display problem
> > > Date: Fri, 30 Aug 2002 15:41:41 -0400
> > >
> > > Hi
> > > I have found some related posts in the archives, but nothing that seems 
> > > to
> > > solve my problem, which is:
> > >
> > > I start startxwin.sh from my client (which runs windows2000) (I have 
> > > tried
> > > both cygwin shell and cmd)
> > > then i open up an ssh connection (ssh -X -l username hostname) to my host
> > > computer which is running red hat 7.3.  The sshd config file has
> > > X11Forwarding turned on
> > >
> > > when i try to open xterm, xeyes, anything  - i get the following error:
> > >
> > > xterm Xt error: Can't open display:
> > >
> > > this happens no matter which window i am sshing from - cmd, cygwin, 
> > > xwindows.
> > > and /tmp/XWin.log displays no error messages
> > >
> > > Any suggestions?
> > > Thanks,
> > > Meredith
> > >
> > >
> > >
> > >
> > > --
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