How To Fix SUSR_CERT051 - Index &1 is an invalid certifcate index

SAP Error Message - Details

• Message type: E = Error

• Message class: SUSR_CERT - User Certificates Administration

• Message number: 051

• Message text: Index &1 is an invalid certifcate index

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 SUSR_CERT051 - Index &1 is an invalid certifcate index ?

  The SAP error message SUSR_CERT051, which states "Index &1 is an invalid certificate index," typically occurs in the context of managing digital certificates in the SAP system. This error indicates that the system is trying to access a certificate using an index that does not exist or is not valid.
  Cause:
  
  Invalid Index Reference: The index number provided in the error message does not correspond to any existing certificate in the system.
  Deleted or Inactive Certificates: The certificate that the index refers to may have been deleted or is no longer active.
  Corrupted Data: There may be corruption in the data related to the certificate management, leading to invalid references.
  Configuration Issues: Incorrect configuration settings in the certificate management module can lead to this error.
  
  Solution:
  
  Check Certificate Index: Verify the index number mentioned in the error message. You can do this by checking the list of certificates in the SAP system to see if the index exists.
  
  Use transaction code STRUST to view the certificate list.
  
  
  Recreate or Restore Certificates: If the certificate has been deleted or is missing, you may need to recreate it or restore it from a backup if available.
  Review Configuration: Check the configuration settings related to the certificate management to ensure they are set up correctly.
  System Consistency Check: Run consistency checks on the certificate management data to identify and rectify any inconsistencies.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches or updates that could resolve the issue.
  Consult Documentation: Review the SAP documentation related to digital certificates and security settings for any additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like STRUST (for managing SSL certificates) and SU01 (for user management) as they may be relevant in resolving issues related to user certificates.
  SAP Security: Understanding the broader context of SAP security and how digital certificates are used for secure communications can help in troubleshooting.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to identify the cause of the SUSR_CERT051 error and implement a solution to resolve it.