How To Fix SUSR_CERT103 - Could not create explicit mapping

SAP Error Message - Details

• Message type: E = Error

• Message class: SUSR_CERT - User Certificates Administration

• Message number: 103

• Message text: Could not create explicit mapping

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 SUSR_CERT103 - Could not create explicit mapping ?

  The SAP error message SUSR_CERT103: Could not create explicit mapping typically occurs in the context of user management, particularly when dealing with user authentication and authorization, especially in systems that utilize certificates for secure logins.
  Cause:
  The error SUSR_CERT103 can arise due to several reasons, including:
  
  
  Missing or Incorrect Configuration: The system may not be properly configured to handle the mapping of users to their respective certificates. This can happen if the necessary settings in the user management or security configuration are not correctly set.
  
  
  Certificate Issues: The certificate being used for authentication may not be valid, may not match the expected format, or may not be properly installed in the system.
  
  
  User Mapping Issues: There may be no explicit mapping defined for the user in the system, or the mapping may be incorrectly defined.
  
  
  Authorization Issues: The user attempting to log in may not have the necessary authorizations to create or access the mapping.
  
  
  Solution:
  To resolve the SUSR_CERT103 error, you can follow these steps:
  
  
  Check User Configuration:
  
  Ensure that the user has been correctly configured in the system. Check the user master record to confirm that the necessary fields are filled out correctly.
  
  
  
  Verify Certificate Installation:
  
  Ensure that the certificate is correctly installed and valid. You can check the certificate in the transaction code STRUST (Trust Manager) to see if it is properly configured.
  
  
  
  Review Mapping Configuration:
  
  Check the configuration for user mapping in the system. This can typically be done in the transaction code SU01 (User Maintenance) or SU10 (Mass User Maintenance). Ensure that the mapping between the user and the certificate is explicitly defined.
  
  
  
  Check Authorization:
  
  Ensure that the user has the necessary authorizations to create or access the mapping. You may need to review the roles and profiles assigned to the user.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that can resolve the issue.
  
  
  
  System Logs:
  
  Review the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. They may have more specific guidance based on the version of SAP you are using and the specific configuration of your system.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SU01 - User Maintenance
  SU10 - Mass User Maintenance
  STRUST - Trust Manager
  SM21 - System Log
  
  
  
  Documentation: Review the SAP documentation related to user management and security, particularly sections that cover certificate-based authentication.
  
  
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  
  
  By following these steps, you should be able to diagnose and resolve the SUSR_CERT103 error in your SAP system.