unable to login in GUI+setuid+setgid problem
 

I have Debian3.1 working perpectly.Suddenly the user is not able to login in GUI.But root can login in GUI.
I have created users and checked.all user have same problem.
when i login in terminal i got minimal shell like this one..

-bash-2.05b$

B4 I have this problem the shell...debian:~$

which shows there is some problem.I can not login to KDE,GNOME,XFCE4

When i login to gdm ...the problem is..


/etc/gdm/PreSession/Default: Registering your session with wtmp and utmp
/etc/gdm/PreSession/Default: running: /usr/X11R6/bin/sessreg -a -w /var/log/wtmp -u /var/run/utmp -x "/var/lib/gdm/:1.Xservers" -h "" -l ":1" "navaladi"
/etc/gdm/Xsession: Beginning session setup...
/usr/bin/startxfce4: X server already running on display :1

(process:7521): Gtk-WARNING **: This process is currently running setuid or setgid.
This is not a supported use of GTK+. You must create a helper
program instead. For further details, see:

http://www.gtk.org/setuid.html

Refusing to initialize GTK+.

What has caused this error.I did nothing.thx

i am still have this problem.Login in console makes an different.SO i guess no problems with any kind of GUI kit.DOes permision bits are plaing around?

-su-2.05b$ umask
0022
-su-2.05b$

-su-2.05b$ ls -l
total 180
drwxr-xr-x 3 root root 8192 Jun 10 21:58 bin
drwxr-xr-x 3 root root 4096 May 27 22:40 boot
lrwxrwxrwx 1 root root 11 May 3 16:55 cdrom -> media/cdrom
drwxr-xr-x 13 root root 28672 Jun 15 09:31 dev
drwxr-xr-x 126 root root 8192 Jun 24 00:27 etc
-rw-r--r-- 1 root root 612 Jun 24 13:17 gammulog
drwxrwxr-x 6 root root 4096 Jun 23 23:55 home
drwxr-xr-x 2 root root 4096 May 3 16:57 initrd
lrwxrwxrwx 1 root root 27 May 3 17:03 initrd.img -> boot/initrd.img-2.6.8-2-386
drwxr-xr-x 2 root root 4096 Jun 14 08:08 iso
drwxr-xr-x 10 root root 4096 Jun 13 20:45 lib
drwxr-xr-x 2 root root 49152 May 3 16:52 lost+found
drwxr-xr-x 3 root root 4096 May 3 16:55 media
drwxr-xr-x 10 root root 4096 Jun 5 13:50 mnt
drwxr-xr-x 3 root root 4096 Jun 10 14:39 opt
drwxr-xr-x 2 root root 4096 Dec 15 2004 proc
drwxr-xr-x 51 root root 20480 Jun 24 13:31 root
drwxr-xr-x 2 root root 4096 May 23 12:44 sbin
drwxr-xr-x 2 root root 4096 May 3 16:57 srv
drwxr-xr-x 2 root root 4096 May 10 2005 sys
drwxrwxrwx 20 root root 8192 Jun 24 13:38 tmp
drwxr-xr-x 14 root root 4096 Jun 17 13:54 usr
drwxr-xr-x 15 root root 4096 Jun 11 18:26 var
lrwxrwxrwx 1 root root 24 May 3 17:03 vmlinuz -> boot/vmlinuz-2.6.8-2-386
-su-2.05b$

I have Created new user i tested.But still problem continues.So system config is the only option here?Right?

Pls help me around.