Error Code
491
Problem Solving
15
018-749
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "49" (invalid credentials) for Address Book inquiry. The
address search was performed with an incorrect
authentication user name and password.
[Remedy] The LDAP server has a security problem. Check the
authentication user name and password to cancel an
incorrect login name. If the problem persists, have the
network administrator check the authentication settings on
the LDAP server.
018-750
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "50" (insufficient access) for Address Book inquiry.
[Remedy] The LDAP server has a security problem. Have the
network administrator check the access rights for the
LDAP server.
018-751
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "51" (busy) for Address Book inquiry.
[Remedy] The service has a problem. Retry after waiting for a while.
If the problem persists, check with your network
administrator.
018-752
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "52" (unavailable) for Address Book inquiry.
[Remedy] The service has a problem. Retry after waiting for a while.
If the problem persists, check with your network
administrator.
018-753
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "53" (unwilling to perform) for Address Book inquiry.
[Remedy] The service has a problem. Retry after waiting for a while.
If the problem persists, check with your network
administrator.
018-754
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "54" (loop detected) for Address Book inquiry.
[Remedy] The service has a problem. Have the network
administrator check the operational status of the service
on the LDAP server.
018-764
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "64" (naming violation) for Address Book inquiry.
[Remedy] The LDAP server has an Update problem. Have the
network administrator check the LDAP server status.
018-765
O [Cause] LDAP server protocol error caused by the Address Book
operation. The server returned RFC2251 Result Message
No "65" (object class violation) for Address Book inquiry.
[Remedy] The LDAP server has an Update problem. Have the
network administrator check the LDAP server status.
Error Code
Category
Cause and Remedy
CPFSMO
* If the error persists after following the listed solution, contact our Customer Support Center. The contact number is
printed on the label or card attached on the machine.