How To Fix /SAPAPO/APO360 - User & unknown. Enter an existing SAP user

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/APO -

• Message number: 360

• Message text: User & unknown. Enter an existing SAP user

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 /SAPAPO/APO360 - User & unknown. Enter an existing SAP user ?

  The SAP error message /SAPAPO/APO360 User & unknown. Enter an existing SAP user typically occurs in the SAP Advanced Planning and Optimization (APO) module when a user attempts to access a function or transaction that requires a valid SAP user ID, but the provided user ID does not exist in the system.
  Cause:
  
  Invalid User ID: The user ID entered does not exist in the SAP system.
  User Deactivation: The user ID may exist but could be deactivated or locked.
  Authorization Issues: The user may not have the necessary authorizations to access the APO functions.
  Typographical Error: There may be a typo in the user ID entered.
  
  Solution:
  
  Verify User ID: Check the user ID you are entering to ensure it is correct. Look for any typographical errors.
  Check User Existence:
  
  Use transaction code SU01 to check if the user ID exists in the system.
  If you have the necessary authorizations, you can view the user details and status.
  
  
  User Activation: If the user ID exists but is locked or inactive, you may need to unlock or activate the user. This can also be done in transaction SU01.
  Authorization Check: Ensure that the user has the necessary authorizations to access the APO module. This may involve checking roles and profiles assigned to the user.
  Contact Administrator: If you do not have the necessary permissions to check or modify user settings, contact your SAP system administrator for assistance.
  
  Related Information:
  
  Transaction Codes:
  
  SU01: User Maintenance
  SU02: Role Maintenance
  SU03: Authorization Object Maintenance
  
  
  User Management: Familiarize yourself with user management processes in SAP, including how to create, modify, and delete users.
  Authorization Concepts: Understanding how authorizations work in SAP can help troubleshoot access issues effectively.
  
  If the problem persists after checking the above points, it may be necessary to consult SAP support or your internal IT support team for further investigation.