LDAP Federation users synchronization issue with logins failure

Solution Unverified - Updated -


  • Users from "LDAP federation" won't synchronize and users are not able to login in the SSO. The following WARNING message is seen in the logs:
WARN [org.keycloak.storage.ldap.LDAPStorageProviderFactory] User 'xxxxxxx' is not updated during sync as he already exists in Keycloak database but is not linked to federation provider 'yyyyyy'


  • Red Hat Single Sign-On (RH-SSO)
    • 7.2
  • LDAP
  • Users Federation Sync from LDAP

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