Openldap Protocol Error
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causes of LDAP errors C.1.1. ldap_*: Can't contact LDAP server The Can't contact LDAP server error is usually returned when the LDAP server cannot be ldap error code 1 - operations error contacted. This may occur for many reasons: the LDAP server is not
Microsoft Ldap Error Codes
running; this can be checked by running, for example, telnet
Ldap_modify: Server Is Unwilling To Perform (53)
in the error message). The most common reason for this error is non-existence of the named object. First, check for typos. Also note that, by default, a new directory server holds no objects (except for a few system entries). So, if you are setting up a new directory server and get this message, it may simply be that you have yet to add the object you are trying to locate. The error commonly occurs because a DN was not specified and a default was not properly configured. If you have a suffix specified in slapd.conf eg. suffix "dc=example,dc=com" You should use ldapsearch -b 'dc=example,dc=com' '(cn=jane*)' to tell it where to start the search. The -b should be specified for all LDAP commands unless you have an ldap.conf(5) default configured. See ldapsearch(1), ldapmodify(1) Also, slapadd(8) and its ancillary programs are very strict about the syntax of the LDIF file. Some liberties in the LDIF file may result in an apparently successful creation of the database, but accessing some parts of it may be difficult. One known common error in database creation is putting a blank line before t
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Ldap Error Code 49 - Invalid Credentials
is a question and answer site for system and network administrators. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The http://www.openldap.org/doc/admin24/appendix-common-errors.html best answers are voted up and rise to the top ldap_add: Protocol error (2) additional info: no attributes provided up vote 2 down vote favorite I'm following this guide to migrate existing users in /etc/passwd and /etc/group on a RHEL6 machine to a new, external OpenLDAP server. I'm trying to apply this file: # cat people_group.ldif dn: ou=People, dc=my_domain, dc=com ou: People objectclass: organizationalUnit dn: http://serverfault.com/questions/734318/ldap-add-protocol-error-2-additional-info-no-attributes-provided ou=Group, dc=my_domain, dc=com ou: Group objectclass: organizationalUnit I get this error: # ldapadd -x -W -D "cn=admin,dc=my_domain,dc=com" -H ldaps://my_hostname.my_domain.com -f people_group.ldif Enter LDAP Password: adding new entry "ou=People, dc=my_domain, dc=com ou: People objectclass: organizationalUnit" ldap_add: Protocol error (2) additional info: no attributes provided If I skip this file and go to add the next file, I get a different error: # ldapadd -x -W -D "cn=admin,dc=my_domain,dc=com" -H ldaps://my_hostname.my_domain.com -f group.ldif Enter LDAP Password: adding new entry "cn=some_group,ou=Group,dc=my_domain,dc=com" ldap_add: No such object (32) I'm guessing it can't find ou=Group, which has to be created by the first command that's giving an error. Is that right? Here's the first entry in group.ldif: dn: cn=some_group,ou=Group,dc=my_domain,dc=com objectClass: posixGroup objectClass: top cn: my_domain userPassword: {crypt}x gidNumber: 500 Here's the output of ldapsearch on the actual OpenLDAP server: # ldapsearch -H ldapi:/// -Y EXTERNAL SASL/EXTERNAL authentication started SASL username: gidNumber=0+uidNumber=0,cn=peercred,cn=external,cn=auth SASL SSF: 0 # extended LDIF # # LDAPv3 # base
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3. If you do not, you will receive a warning and fail to bind, such as:ldap_bind(): Unable to bind to server: Protocol errorIn order to avoid this, make this call:ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
?>Where $ds is the result returned by ldap_connect(...); Posted by Charith Bandara Mahawatta at 12:36 AM 20 comments: PRASA said... Thanks....It was really help full to me......... April 25, 2012 at 12:21 AM Anonymous said... Thank you very much !You save my day :) July 28, 2013 at 10:06 PM Anonymous said... a very big thank you Sir, this really helps me .... August 13, 2013 at 9:27 PM Mohammad Nurhadi said... thanks a lot sir.. :)gode bless you.. September 11, 2013 at 9:28 AM Anonymous said... Helped me a lot, thanks :D November 5, 2013 at 6:20 AM SHRINIVAS MESE said... thank You so much sir.. :)it was helpfull for me. December 16, 2013 at 8:05 PM Anonymous said... THANKS SO MUCH, I WAS LOOKING FOR THIS SOLUTION!!!!! May 1, 2014 at 3:31 PM SARZ said... Waoo! I was struck in this warning for a long time, BIG Thanks! November 18, 2014 at 11:47 PM SARZ said... Waoo! I was struck in this warning for a long time, BIG Thanks! November 18, 2014 at 11:48 PM Anonymous said... It's very kind of you to public this.Thanks so much. December 7, 2014 at 8:12 PM Anonymous said... thanks December 30, 2014 at 6:46 PM Anonymous said... Much obliged - saved me a good half hour of trying to figure out what was wrong. February 15, 2015 at 3:11 PM Anonymous said... Thanks man !I was having this problem and just adding the line worked.Thanks a lot ! July 3, 2015 at 12:27 PM Anonymous said... Thanks a lot man !That worked great ! July 3, 2015 at 12:28 PM Anonymous said... Thanks! Very useful!! December 10, 2015 at 4:54 AM Mario H. said... Great, thank you very much. I was looking for hours and hours... :) April 1, 2016 at 2:50 AM Lokesh said... Thanks you have solved my problem May 18, 2016 at 11:56 PM Anonymous said... Merci Charith! <3 June 3, 2016 at 7:49 AM Claudio Castro said... Thank you so much!That was the code line I was missing. June 16, 2016 at 6:56 AM Lê Trường Giang said... Great, thank you very much! August 25, 2016 at 1:55 AM Post a Com