AD to OID Import Synchronization Fails with LDAP: error code 20 - Attribute displayname is single valued
(Doc ID 1632228.1)
Last updated on SEPTEMBER 03, 2019
Applies to:Oracle Internet Directory - Version 10.1.2 to 11.1.1 [Release 10gR2 to 11g]
Information in this document applies to any platform.
Import synchronization from Active Directory (AD) to Oracle Internet Directory (OID) stopped working.
DIP log file wls_ods1-diagnostic.log shows the errors below repeatedly. This is a sample for a single AD user entry:
[2014-02-20T16:54:35.183+05:30] [wls_ods1] [ERROR] [DIP-10007] [oracle.dip.AD2OID] [tid: AD2OID] [userId: <anonymous>] [ecid: <ECID>] [APP: DIP#184.108.40.206.0] error in execution of Agent thread: AD2OID[[
ODIException: Error Modifying Entry in Directory
Caused by: javax.naming.directory.AttributeInUseException: [LDAP: error code 20 - Attribute displayname is single valued.]; Remaining name: 'cn=<USERNAME>,cn=Users,dc=<COMPANY>,dc=com'
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