How To Fix XT005 - User name &1 not allowed (name must begin with &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: XT - Transport Management System

• Message number: 005

• Message text: User name &1 not allowed (name must begin with &2)

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message XT005 - User name &1 not allowed (name must begin with &2) ?

  The SAP error message XT005 indicates that the username you are trying to use does not meet the naming conventions set by the system. Specifically, the error message states that the username must begin with a certain character or set of characters (denoted by &2).
  Cause:
  
  Username Format: The username you are trying to create or use does not start with the required prefix. SAP has specific rules for username formats, which may include starting with certain letters or characters.
  System Configuration: The system may have been configured to enforce specific naming conventions for user accounts, which can vary based on organizational policies or system settings.
  
  Solution:
  
  Change Username: Modify the username you are trying to create or use so that it begins with the required character(s) as specified in the error message. For example, if the error message indicates that the username must start with "A", ensure that your username starts with "A".
  Check Naming Conventions: Review the naming conventions for usernames in your organization or consult your SAP administrator to understand the specific rules that apply.
  Consult Documentation: Refer to SAP documentation or help resources for more information on username requirements and restrictions.
  
  Related Information:
  
  SAP User Management: User management in SAP involves creating, modifying, and deleting user accounts, and it is essential to follow the naming conventions to avoid errors.
  Transaction Codes: You can use transaction codes like SU01 (User Maintenance) to create or modify user accounts.
  Authorization: Ensure that you have the necessary authorizations to create or modify user accounts in SAP.
  System Settings: The naming conventions may be influenced by system settings, which can be checked in transaction codes like SU10 (Mass User Maintenance) or SU01D (Display User).
  
  If you continue to encounter issues, it may be helpful to reach out to your SAP Basis team or system administrator for further assistance.