Novell LINUX ENTERPRISE SERVER 10 - INSTALLATION AND ADMINISTRATION 04-08-2006 Installation Manual page 932

• There might be problems with the X Window System authenticating this particular
user, especially if the user's home has been used with another Linux distribution
prior to installing the current one.
To locate the cause of the login failures with network authentication, proceed as follows:
1 Check whether the user remembered his password correctly before you start de-
2 Determine the directory server the machine relies on for authentication and make
3 Determine that the user's username and password work on other machines to
4 See if another user can log in to the misbehaving machine. If another user can
5 Try to log in from a console (using
6 If the user's home directory has been used with another Linux distribution, remove
7 If graphical login still fails, do a console login with
932 Installation and Administration
bugging the whole authentication mechanism.
sure that it is up and running and properly communicating with the other machines.
make sure that his authentication data exists and is properly distributed.
log in without difficulty or if root can log in, log in and examine the /var/
log/messages file. Locate the time stamps that correspond to the login at-
tempts and determine if PAM has produced any error messages.
blame cannot be put on PAM or the directory server on which the user's home
is hosted, because it is possible to authenticate this user on this machine. Try to
locate any problems with the X Window System or the desktop (GNOME or
KDE). For more information, refer to
GNOME Desktop Fails "
KDE Desktop Fails"
the Xauthority file in the user's home. Use a console login via
and run rm .Xauthority as this user. This should eliminate X authenti-
F1
cation problems for this user. Try a graphical login again.
an X session on another display—the first one (:0) is already in use:
startx -- :1
This should bring up a graphical screen and your desktop. If it does not, check
the log files of the X Window System (/var/log/Xorg.displaynumber
.log) or the log file for your desktop applications (.xsession-errors in
the user's home directory) for any irregularities.
+
Ctrl
Section 52.4.3, " Login Successful but
(page 933) and Section 52.4.4, " Login Successful but
(page 934).
+ ). If this is successful, the
Alt F1
+ +
Ctrl Alt
+ +
Ctrl Alt
. Try to start
F1