How To Fix HCNUSAC_MSG808 - Assigned user name already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: HCNUSAC_MSG - Message Class for SASAC Report Management Tool

• Message number: 808

• Message text: Assigned user name already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message HCNUSAC_MSG808 - Assigned user name already exists ?

  The SAP error message HCNUSAC_MSG808 ("Assigned user name already exists") typically occurs in the context of user management within the SAP system, particularly when dealing with user assignments in the Human Capital Management (HCM) module or related areas. This error indicates that the user name you are trying to assign to a particular role or function is already in use by another user.
  Cause:
  
  Duplicate User Assignment: The primary cause of this error is that the user name you are trying to assign is already associated with another user in the system.
  Incorrect Data Entry: There may be a typographical error or incorrect data entry when attempting to assign the user name.
  System Configuration Issues: There could be issues with the configuration of user roles or profiles that lead to conflicts.
  
  Solution:
  
  Check Existing Users: Verify if the user name you are trying to assign is already in use. You can do this by navigating to the user management section in SAP and searching for the user name.
  Use a Different User Name: If the user name is indeed already assigned, consider using a different user name that is not currently in use.
  Review User Roles: Ensure that the roles and authorizations assigned to users are correctly configured and do not overlap in a way that causes conflicts.
  Delete or Modify Existing User: If the existing user is no longer needed, you may consider deleting or modifying that user’s assignment to free up the user name.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on user management and error handling.
  
  Related Information:
  
  User Management in SAP: Understanding how user management works in SAP, including roles, profiles, and authorizations, can help prevent such errors.
  SAP Notes and Support: Check SAP Notes for any known issues or patches related to user management that might address this error.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SU01 (User Maintenance) and SU10 (Mass User Maintenance) for managing user accounts.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or HCM support team for further assistance.