I am currently configuring alfresco to use ldap server for authentication. I followed the offecial documentation and i updated alfresco-global.properties file but it dosen't work. i am using alfresco 5.2 and this is my alfresco-global.properties file and the ldap hiarchy.
###############################
## Common Alfresco Properties #
###############################
dir.root=C:/ALFRES~1/alf_data
alfresco.context=alfresco
alfresco.host=127.0.0.1
alfresco.port=8080
alfresco.protocol=http
share.context=share
share.host=127.0.0.1
share.port=8080
share.protocol=http
### database connection properties ###
db.driver=org.postgresql.Driver
db.username=alfresco
db.password=admin
db.name=alfresco
db.url=jdbc:postgresql://localhost:5432/${db.name}
# Note: your database must also be able to accept at least this many connections. Please see your database documentation for instructions on how to configure this.
db.pool.max=275
db.pool.validate.query=SELECT 1
# The server mode. Set value here
# UNKNOWN | TEST | BACKUP | PRODUCTION
system.serverMode=UNKNOWN
### FTP Server Configuration ###
ftp.port=21
### RMI registry port for JMX ###
alfresco.rmi.services.port=50500
### External executable locations ###
ooo.exe=C:/ALFRES~1/LIBREO~1/App/libreoffice/program/soffice.exe
ooo.enabled=true
ooo.port=8100
img.root=C:\\alfresco-community\\imagemagick
img.coders=${img.root}\\modules\\coders
img.config=${img.root}
img.gslib=${img.root}\\lib
img.exe=${img.root}\\convert.exe
jodconverter.enabled=false
jodconverter.officeHome=C:/ALFRES~1/LIBREO~1/App/libreoffice
jodconverter.portNumbers=8100
### Initial admin password ###
alfresco_user_store.adminpassword=209c6174da490caeb422f3fa5a7ae634
### E-mail site invitation setting ###
notification.email.siteinvite=false
### License location ###
dir.license.external=C:/ALFRES~1
### Solr indexing ###
index.subsystem.name=solr4
dir.keystore=${dir.root}/keystore
solr.host=localhost
solr.port.ssl=8443
### Allow extended ResultSet processing
security.anyDenyDenies=false
### Smart Folders Config Properties ###
smart.folders.enabled=false
### Remote JMX (Default: disabled) ###
alfresco.jmx.connector.enabled=false
### Remote JMX (Default: disabled) ###
alfresco.jmx.connector.enabled=false
authentication.chain=alfinst:alfrescoNtlm,ldap1:ldap
ntlm.authentication.sso.enabled=false
ldap.authentication.allowGuestLogin=false
ldap.authentication.userNameFormat=%s
ldap.authentication.java.naming.provider.url=ldap://localhost:10389
ldap.authentication.defaultAdministratorUserNames=Administrator,alfresco
ldap.synchronization.java.naming.security.principal=admin
ldap.synchronization.java.naming.security.credentials=secret
ldap.synchronization.groupSearchBase=ou=groups,o=mojo
ldap.synchronization.userSearchBase=ou=users,o=mojo
My Log
mars 30, 2017 4:05:46 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFOS: Loaded APR based Apache Tomcat Native library 1.1.32 using APR version 1.5.1.
mars 30, 2017 4:05:46 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFOS: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
mars 30, 2017 4:05:47 PM org.apache.catalina.core.AprLifecycleListener initializeSSL
INFOS: OpenSSL successfully initialized (OpenSSL 1.0.1j 15 Oct 2014)
mars 30, 2017 4:05:47 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:05:47 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:05:47 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:05:50 PM org.apache.catalina.startup.Catalina load
INFOS: Initialization processed in 5988 ms
mars 30, 2017 4:05:50 PM org.apache.catalina.core.StandardService startInternal
INFOS: Démarrage du service Catalina
mars 30, 2017 4:05:50 PM org.apache.catalina.core.StandardEngine startInternal
INFOS: Starting Servlet Engine: Apache Tomcat/7.0.x
mars 30, 2017 4:05:50 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\alfresco.xml
mars 30, 2017 4:07:38 PM org.apache.catalina.core.StandardContext startInternal
GRAVE: Error listenerStart
mars 30, 2017 4:07:38 PM org.apache.catalina.core.StandardContext startInternal
GRAVE: Erreur de démarrage du contexte [/alfresco] suite aux erreurs précédentes
mars 30, 2017 4:07:38 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\alfresco.xml has finished in 108 389 ms
mars 30, 2017 4:07:38 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\share.xml
mars 30, 2017 4:09:05 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\share.xml has finished in 86 895 ms
mars 30, 2017 4:09:05 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\solr4.xml
mars 30, 2017 4:09:05 PM org.apache.catalina.startup.SetContextPropertiesRule begin
AVERTISSEMENT: [SetContextPropertiesRule]{Context} Setting property 'debug' to '0' did not find a matching property.
mars 30, 2017 4:09:40 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\solr4.xml has finished in 34 391 ms
mars 30, 2017 4:09:40 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Déploiement de l'archive C:\alfresco-community\tomcat\webapps\ROOT.war de l'application web
mars 30, 2017 4:09:40 PM org.apache.catalina.startup.SetContextPropertiesRule begin
AVERTISSEMENT: [SetContextPropertiesRule]{Context} Setting property 'debug' to '100' did not find a matching property.
mars 30, 2017 4:09:40 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Deployment of web application archive C:\alfresco-community\tomcat\webapps\ROOT.war has finished in 547 ms
mars 30, 2017 4:09:40 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Déploiement de l'archive C:\alfresco-community\tomcat\webapps\_vti_bin.war de l'application web
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Deployment of web application archive C:\alfresco-community\tomcat\webapps\_vti_bin.war has finished in 711 ms
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Déploiement du répertoire C:\alfresco-community\tomcat\webapps\host-manager de l'application web
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Deployment of web application directory C:\alfresco-community\tomcat\webapps\host-manager has finished in 285 ms
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Déploiement du répertoire C:\alfresco-community\tomcat\webapps\manager de l'application web
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Deployment of web application directory C:\alfresco-community\tomcat\webapps\manager has finished in 244 ms
mars 30, 2017 4:09:41 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:09:41 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:09:41 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:09:41 PM org.apache.catalina.startup.Catalina start
INFOS: Server startup in 231821 ms
mars 30, 2017 4:11:26 PM org.apache.coyote.AbstractProtocol pause
INFOS: Pausing ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:11:26 PM org.apache.coyote.AbstractProtocol pause
INFOS: Pausing ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:11:26 PM org.apache.coyote.AbstractProtocol pause
INFOS: Pausing ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:11:26 PM org.apache.catalina.core.StandardService stopInternal
INFOS: Arrêt du service Catalina
mars 30, 2017 4:11:57 PM org.apache.coyote.AbstractProtocol stop
INFOS: Stopping ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:11:57 PM org.apache.coyote.AbstractProtocol stop
INFOS: Stopping ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:11:57 PM org.apache.coyote.AbstractProtocol stop
INFOS: Stopping ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:12:34 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFOS: Loaded APR based Apache Tomcat Native library 1.1.32 using APR version 1.5.1.
mars 30, 2017 4:12:34 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFOS: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
mars 30, 2017 4:12:35 PM org.apache.catalina.core.AprLifecycleListener initializeSSL
INFOS: OpenSSL successfully initialized (OpenSSL 1.0.1j 15 Oct 2014)
mars 30, 2017 4:12:35 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:12:35 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:12:35 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:12:37 PM org.apache.catalina.startup.Catalina load
INFOS: Initialization processed in 4101 ms
mars 30, 2017 4:12:37 PM org.apache.catalina.core.StandardService startInternal
INFOS: Démarrage du service Catalina
mars 30, 2017 4:12:37 PM org.apache.catalina.core.StandardEngine startInternal
INFOS: Starting Servlet Engine: Apache Tomcat/7.0.x
mars 30, 2017 4:12:37 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\alfresco.xml
mars 30, 2017 4:15:22 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\alfresco.xml has finished in 164 795 ms
mars 30, 2017 4:15:22 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\share.xml
mars 30, 2017 4:15:56 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\share.xml has finished in 34 374 ms
mars 30, 2017 4:15:56 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Déploiement du descripteur de configuration C:\alfresco-community\tomcat\conf\Catalina\localhost\solr4.xml
mars 30, 2017 4:15:56 PM org.apache.catalina.startup.SetContextPropertiesRule begin
AVERTISSEMENT: [SetContextPropertiesRule]{Context} Setting property 'debug' to '0' did not find a matching property.
mars 30, 2017 4:16:25 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFOS: Deployment of configuration descriptor C:\alfresco-community\tomcat\conf\Catalina\localhost\solr4.xml has finished in 28 614 ms
mars 30, 2017 4:16:25 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Déploiement de l'archive C:\alfresco-community\tomcat\webapps\ROOT.war de l'application web
mars 30, 2017 4:16:25 PM org.apache.catalina.startup.SetContextPropertiesRule begin
AVERTISSEMENT: [SetContextPropertiesRule]{Context} Setting property 'debug' to '100' did not find a matching property.
mars 30, 2017 4:16:25 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Deployment of web application archive C:\alfresco-community\tomcat\webapps\ROOT.war has finished in 479 ms
mars 30, 2017 4:16:25 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Déploiement de l'archive C:\alfresco-community\tomcat\webapps\_vti_bin.war de l'application web
mars 30, 2017 4:16:26 PM org.apache.catalina.startup.HostConfig deployWAR
INFOS: Deployment of web application archive C:\alfresco-community\tomcat\webapps\_vti_bin.war has finished in 619 ms
mars 30, 2017 4:16:26 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Déploiement du répertoire C:\alfresco-community\tomcat\webapps\host-manager de l'application web
mars 30, 2017 4:16:26 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Deployment of web application directory C:\alfresco-community\tomcat\webapps\host-manager has finished in 337 ms
mars 30, 2017 4:16:26 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Déploiement du répertoire C:\alfresco-community\tomcat\webapps\manager de l'application web
mars 30, 2017 4:16:27 PM org.apache.catalina.startup.HostConfig deployDirectory
INFOS: Deployment of web application directory C:\alfresco-community\tomcat\webapps\manager has finished in 260 ms
mars 30, 2017 4:16:27 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["http-apr-8080"]
mars 30, 2017 4:16:27 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["ajp-apr-8009"]
mars 30, 2017 4:16:27 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["http-bio-8443"]
mars 30, 2017 4:16:27 PM org.apache.catalina.startup.Catalina start
INFOS: Server startup in 229832 ms

It is hard to tell what the problem is without any error messages or exceptions, but you might want to try adjusting the userNameFormat. For example, instead of %s, it is likely that it needs to be something like:
But, again, it is hard to tell without more info.