How To Fix SUSR_CUA_TOOLS052 - Users for system &1 were passed to the ALE layer

SAP Error Message - Details

• Message type: E = Error

• Message class: SUSR_CUA_TOOLS - Additional Tools for Central User Administration

• Message number: 052

• Message text: Users for system &1 were passed to the ALE layer

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SUSR_CUA_TOOLS052 - Users for system &1 were passed to the ALE layer ?

  The SAP error message SUSR_CUA_TOOLS052 indicates that there is an issue related to the Central User Administration (CUA) in an SAP system. Specifically, this error occurs when users from a system are being passed to the Application Link Enabling (ALE) layer, which is not expected in the context of user administration.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Configuration Issues: There may be a misconfiguration in the CUA setup or ALE settings.
  User Synchronization Problems: Users may not be properly synchronized between the central system and the child systems.
  Inconsistent Data: There could be inconsistencies in user data or profiles that are causing the error during the synchronization process.
  
  Solution:
  To resolve the SUSR_CUA_TOOLS052 error, you can follow these steps:
  
  
  Check CUA Configuration:
  
  Ensure that the CUA is correctly configured in the central system and that all child systems are properly defined.
  Verify the settings in transaction SU01 for user management and ensure that the users are correctly assigned to the appropriate systems.
  
  
  
  Review ALE Settings:
  
  Check the ALE configuration in transaction SALE to ensure that the distribution model is correctly set up for user data.
  Make sure that the necessary message types for user data distribution are activated.
  
  
  
  User Synchronization:
  
  Use transaction SU10 to check the status of user synchronization. You can also use transaction SU01 to manually synchronize users if needed.
  Ensure that the users in the central system are correctly replicated to the child systems.
  
  
  
  Check for Inconsistencies:
  
  Use transaction SUIM to run reports on user data and check for any inconsistencies or errors in user profiles.
  Correct any inconsistencies found in user data.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Testing:
  
  After making the necessary changes, test the user synchronization process again to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SU01 - User Maintenance
  SU10 - Mass User Maintenance
  SUIM - User Information System
  SALE - ALE Configuration
  SLG1 - Application Log
  
  
  
  Documentation: Refer to the official SAP documentation for CUA and ALE for detailed configuration steps and best practices.
  
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.