How To Fix GTCN_MESSAGE228 - User &1 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: GTCN_MESSAGE - GTCN: Message Class

• Message number: 228

• Message text: User &1 is not valid

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 GTCN_MESSAGE228 - User &1 is not valid ?

  The SAP error message GTCN_MESSAGE228, which states "User &1 is not valid," typically indicates that the user ID specified in the system is either not recognized or has been deactivated. This error can occur in various contexts, such as during user authentication, when trying to assign roles, or when executing transactions that require user validation.
  Causes:
  
  User ID Does Not Exist: The user ID entered does not exist in the SAP system.
  User Deactivation: The user account may have been deactivated or locked.
  Incorrect User ID Format: The user ID may not conform to the expected format or may contain invalid characters.
  Authorization Issues: The user may not have the necessary authorizations to perform the action being attempted.
  System Configuration: There may be issues with the configuration of user management or the relevant authorization objects.
  
  Solutions:
  
  Verify User ID: Check the user ID for typos or errors. Ensure that the user ID exists in the system.
  Check User Status: Use transaction code SU01 to check the status of the user. Ensure that the user is active and not locked or deactivated.
  User Creation: If the user does not exist, create a new user using transaction code SU01.
  Authorization Check: Ensure that the user has the necessary authorizations to perform the action. You can check this using transaction code SU53 after the error occurs to see what authorizations are missing.
  Consult with Basis Team: If the issue persists, consult with your SAP Basis team to check for any system-level issues or configurations that may be affecting user validation.
  
  Related Information:
  
  Transaction Codes:
  
  SU01: User Maintenance
  SU53: Display Authorization Check
  SU10: Mass User Maintenance
  
  
  User Management: Familiarize yourself with user management best practices in SAP, including how to create, modify, and delete users.
  Authorization Concepts: Understand the role-based access control in SAP and how to assign roles to users.
  
  If the problem continues after following these steps, it may be necessary to engage SAP support for further assistance.