Error Code Cause Solution
L0406-204 Kerberos authentication failed. 1. Kerberos authentication settings
are not correctly configured.
Make sure the realm name, KDC
(Key Distribution Center) name, and
supporting domain name are
specified correctly.
2. The KDC and machine timing do
not match.
Authentication will fail if the
difference between the KDC and
machine timing is more than 5
minutes. Make sure the timing
matches.
3. Kerberos authentication will fail if
the realm name is specified in lower-
case letters. Make sure the realm
name is specified in capital letters.
L0400-210 Failed to obtain user information in
LDAP search.
The login attribute's search criteria
might not be specified or the
specified search information is
unobtainable.
Make sure the login name attribute
is specified correctly.
L0406-003 An authentication error occurred
because the user name contains a
space, colon (:), or quotation mark
(").
Recreate the account if the account
name contains any of these
prohibited characters.
If the account name was entered
incorrectly, enter it correctly and log
in again.
L0409-000 Authentication timed out because
the server did not respond.
Contact the server or network
administrator.
If the situation does not return to
normal, contact your service
representative.
If Authentication Fails
291
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