000017718 - Cannot add or manage a user with user ID <UserID>. User IDs must be unique within a deployment. This user ID is already in use. - RSA Authentication Manager

Document created by RSA Customer Support Employee on Jun 14, 2016Last modified by RSA Customer Support Employee on Apr 21, 2017
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Article Number000017718
Applies ToRSA Authentication Manager (AM) 7.1 & 8.1
IssueIt is not recommended to have duplicate users in Authentication Manager. This applies both to AM 7.1 and AM 8.1. There are some cases where admins need to have or have same userid on multiple identity sources. Again this is not recommended and if this is not intentional, please search other solutions regarding un-resolvable users and principal id already in use error. However, if duplicate user ids are intentional and you are getting error "Cannot add or manage a user with user ID <UserID>. User IDs must be unique within a deployment. This user ID is already in use." while taking any actions such as assigning tokens, adding groups, permissions etc to a user id with duplicate userid in realm, you can resolve your issue using following solution.
Resolution1. Log in to Security Console.
2. In 8.1, Click Setup --> System Settings. Click Security Console Authentication Methods under Console and Session Settings

    In 7.1, Click Setup --> Authentication Methods
3. Check 

Non-Unique User IDs: 
  
Allows the same User ID to exist in multiple identity sources. When multiple User IDs exist, the logon user must select the correct identity source.

  

Legacy Article IDa67166

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