How To Fix SUID01310 - The user UUID is already assigned to user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SUID01 - Identity Management

• Message number: 310

• Message text: The user UUID is already assigned to user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SUID01310 - The user UUID is already assigned to user &1 ?

  The SAP error message SUID01310 indicates that there is an issue with user management, specifically that the user UUID (Universally Unique Identifier) is already assigned to another user in the system. This can occur during user creation or modification when the system detects a conflict with existing user UUIDs.
  Cause:
  
  Duplicate UUID Assignment: The most common cause is that the UUID being assigned to the user is already in use by another user. This can happen if there was a manual intervention or a system error that led to the same UUID being assigned to multiple users.
  Data Migration Issues: If users were migrated from another system or if there was a data import, it’s possible that UUIDs were not handled correctly, leading to duplicates.
  System Configuration Issues: Misconfigurations in the user management settings or issues with the underlying database can also lead to this error.
  
  Solution:
  
  Check Existing Users: Use transaction code SU01 or SU10 to check the existing users in the system. Look for the user that is currently assigned the UUID in question.
  Reassign UUID: If you find that the UUID is indeed assigned to another user, you will need to either:
  
  Change the UUID of the user you are trying to create or modify.
  If the existing user with the UUID is no longer needed, consider deleting or deactivating that user.
  
  
  Use Transaction SU01: If you are trying to create a new user, ensure that the UUID is not manually set. Let the system generate it automatically.
  Check for Data Consistency: If this issue arose after a data migration, ensure that the data consistency is maintained and that there are no duplicate entries in the user tables.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that might address this issue, especially if it is a known bug.
  
  Related Information:
  
  User Management in SAP: Understanding how user management works in SAP, including the role of UUIDs, can help prevent this issue in the future.
  Transaction Codes: Familiarize yourself with transaction codes like SU01 (User Maintenance), SU10 (Mass User Maintenance), and SUIM (User Information System) for managing users effectively.
  SAP Documentation: Refer to the official SAP documentation for user management and UUID handling for more detailed guidance.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.