How To Fix STRUSTCR056 - The critical CRL extension "Delta CRL Indicator" is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: STRUSTCR - Certificate Revocation Configuration

• Message number: 056

• Message text: The critical CRL extension "Delta CRL Indicator" is not supported

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 STRUSTCR056 - The critical CRL extension "Delta CRL Indicator" is not supported ?

  The SAP error message STRUSTCR056 indicates that there is an issue with the Certificate Revocation List (CRL) configuration in the SAP system. Specifically, the error states that the critical CRL extension "Delta CRL Indicator" is not supported. This typically occurs when the system is trying to process a CRL that includes a Delta CRL Indicator, which is not recognized or supported by the current configuration or version of the SAP system.
  Cause:
  
  Unsupported CRL Format: The CRL being used may contain extensions or features that are not supported by the SAP system, such as the Delta CRL Indicator.
  Outdated SAP Version: The version of SAP you are using may not support certain CRL features that are present in the CRL being processed.
  Configuration Issues: There may be misconfigurations in the SSL or security settings within the SAP system that lead to this error.
  
  Solution:
  
  Update SAP System: Ensure that your SAP system is updated to the latest version or patch level that supports the required CRL features. Check SAP Notes for any relevant updates or patches.
  Modify CRL: If possible, obtain a CRL that does not include the Delta CRL Indicator or any unsupported extensions. This may involve working with your Certificate Authority (CA) to generate a compatible CRL.
  Check Configuration: Review the SSL and security settings in transaction STRUST. Ensure that the configuration is correct and that the system is set up to handle CRLs appropriately.
  Consult SAP Notes: Look for specific SAP Notes related to this error message. SAP frequently publishes notes that address known issues and provide guidance on how to resolve them.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more detailed guidance based on your specific system configuration and version.
  
  Related Information:
  
  Transaction STRUST: This transaction is used to manage SSL certificates and trust relationships in SAP. You can check the configuration of your SSL settings and CRLs here.
  Certificate Authorities: Ensure that the CA you are using is compatible with your SAP system and that the CRLs they provide are in a supported format.
  SAP Security Guides: Refer to SAP security documentation for best practices on managing certificates and CRLs within your SAP environment.
  
  By following these steps, you should be able to address the STRUSTCR056 error and ensure that your SAP system can properly handle CRLs.