How To Fix ATP_RESPONSIBILITY001 - The user does not exist.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_RESPONSIBILITY -

• Message number: 001

• Message text: The user does not exist.

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 ATP_RESPONSIBILITY001 - The user does not exist. ?

  The SAP error message ATP_RESPONSIBILITY001: The user does not exist typically occurs in the context of Advanced ATP (Available-to-Promise) functionality. This error indicates that the system is unable to find a user in the system that is required for processing the ATP check or related functionality.
  Causes:
  
  User Not Created: The user ID specified in the ATP configuration does not exist in the SAP system.
  User Deactivation: The user might exist but could be deactivated or locked.
  Authorization Issues: The user may not have the necessary authorizations to perform the ATP check.
  Configuration Issues: There may be a misconfiguration in the ATP settings or user assignments.
  
  Solutions:
  
  
  Check User Existence:
  
  Go to transaction code SU01 and check if the user ID exists.
  If the user does not exist, create the user using the same transaction.
  
  
  
  User Activation:
  
  If the user exists but is locked or inactive, unlock or activate the user in SU01.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to perform ATP checks. You can check this in transaction SU53 after attempting the operation that caused the error.
  
  
  
  Configuration Review:
  
  Review the ATP configuration settings in transaction SPRO. Ensure that the user assignments and settings are correctly configured.
  Check the settings under Advanced Planning and Optimization or Logistics Execution depending on your specific setup.
  
  
  
  System Logs:
  
  Check the system logs for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to ATP and user management for any specific guidance or updates.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SU01: User Maintenance
  SU53: Authorization Check
  SPRO: Customizing Implementation Guide
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  User Roles: Ensure that the user has the appropriate roles assigned that include access to ATP functionalities.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.