Sorry, I sent this to the wrong address back in April.
I strongly suspect something removed the authorization cookie for your
session from the .Xauthority file.
----- Forwarded message from Branden Robinson <branden@debian.org> -----
From: Branden Robinson <branden@debian.org>
To: 187218@bugs.debian.org, control@bugs.debian.org
Subject: Re: Bug#187218: xserver-xfree86: Clients are rejected after a while
Date: Wed, 2 Apr 2003 11:17:29 -0500
Message-ID: <20030402161729.GH26611@deadbeast.net>
User-Agent: Mutt/1.5.4i
tag 187218 + unreproducible
severity 187218 normal
thanks
I have no other reports of this, and have not been experiencing it
myself. Are you sure your ~/.Xauthority didn't get clobbered somehow?