Return
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Title
Sync Error: "The source argument contains duplicate keys" -
Description
When attempting to synchronize a group membership from an Active Directory target system to Identity Manager the synchronization job fails with the following error:
"Error executing synchronization step (group - Phase #2)!The mapping rule (vrtMembersSIDArr <-> SID of group members) was unable to execute synchronization between system objects (Group name) and (Group name) successfully!Property (vrtMembersSIDArr@ADSGroup) could not set the value (System.String[]) from system object (Group name)![System.ArgumentException] The source argument contains duplicate keys." -
Cause
The group has a duplicate member in the target system. -
Resolution
Check the group membership via the target system browser in the Synchronization Editor for the affected target system.
Confirm if any duplicates exist. Remove the duplicate using Active Directory Users and Computers. -
Additional Information