SAP Knowledge Base Article - Public

2730512 - Changing Username - Error Username already exists, please choose another one - Platform BizX


Trying to change the Username field in Manage users and you are receiving the error Username already exist, please choose another one.

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.


SAP SuccessFactors HCM Suite

Reproducing the Issue

  1. Go in Admin Center;
  2. Click in Update User Information > Manage User;
  3. Search and select a user;
  4. Try to change the Username field and click Save;
  5. You received an error Username already exist, please choose another one;


  1. Perform an Employee Export to confirm if this username is used for other user;
  2. Perfom a Permanent Purge with this username that you are trying to use - it is possible that this user one day already was used and was not permanent purge - for additional information on how to perform a Permanent Purge follow the KBA 2392076;
  3. If you performed the steps above and the error is still appearing, please, contact Support SAP;
  • 2493579 - IDs Used Within Employee Central
  • 2495643 - SuccessFactors User IDs - Clarifying the Different IDs
  • 2493579 - Employee Central: Person/User IDs Used Within Employee Central

See Also

  • 2088065 - Data Retention Management - Purge Data - Platform
  • 2089382 - User Import Error - Duplicate Username - Platform
  • 2457516 - Cannot update/ modify username
  • 2392076 - User Permanent Purge Feature
  • 2615360 - Data Protection and Privacy - Data Retention Time Management (DRTM) - Master Data Purge for Inactive Users


Error to change username, User name, Failed, UDF, Error to edit username, userid , KBA , LOD-SF-PLT-UEX , Employee Export Issues , LOD-SF-PLT , Platform Foundational Capabilities , LOD-SF-EC-EDP , Import Employee Data (EC Core only) , Problem


SAP SuccessFactors HXM Suite all versions