How To Fix BCOS012 - User unknown in &. No message created

SAP Error Message - Details

• Message type: E = Error

• Message class: BCOS - Create Messages from the Customer System

• Message number: 012

• Message text: User unknown in &. No message created

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 BCOS012 - User unknown in &. No message created ?

  The SAP error message BCOS012: User unknown in &. No message created typically indicates that the system is unable to find a user in the specified context (the "&" symbol is a placeholder for the user ID or user name). This error can occur in various scenarios, such as when trying to send messages, notifications, or alerts to a user who does not exist in the system.
  Causes:
  
  User Does Not Exist: The specified user ID does not exist in the SAP system.
  User is Inactive: The user exists but is inactive or locked.
  Incorrect User ID: There may be a typo or incorrect user ID specified in the transaction or program.
  Authorization Issues: The user may not have the necessary authorizations to perform the action.
  User Master Data Issues: There may be issues with the user master data, such as missing information.
  
  Solutions:
  
  Verify User ID: Check the user ID specified in the error message for any typos or errors.
  Check User Existence: Use transaction code SU01 to check if the user exists in the system. If not, you may need to create the user.
  Activate/Unlock User: If the user exists but is inactive or locked, you can activate or unlock the user in transaction SU01.
  Review User Authorizations: Ensure that the user has the necessary authorizations to receive messages or notifications.
  Check User Master Data: Ensure that all required fields in the user master data are filled out correctly.
  Consult with Basis Team: If you are unable to resolve the issue, consult with your SAP Basis team for further investigation.
  
  Related Information:
  
  Transaction Codes: 
  
  SU01: User Maintenance
  SU10: Mass User Maintenance
  SUIM: User Information System
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to user management and messaging to understand the context in which this error may occur.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem persists, further investigation may be required, potentially involving SAP support.