How To Fix 1R547 - Error when generating a signature

SAP Error Message - Details

• Message type: E = Error

• Message class: 1R - SAP Knowledge Provider

• Message number: 547

• Message text: Error when generating a signature

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 1R547 - Error when generating a signature ?

  The SAP error message 1R547, which indicates an error when generating a signature, typically arises in the context of electronic signatures or digital signatures within SAP applications. This error can occur due to various reasons, including configuration issues, missing authorizations, or problems with the underlying cryptographic services.
  Causes of Error 1R547
  
  
  Configuration Issues: The system may not be properly configured for digital signatures. This includes settings related to the digital signature service or the cryptographic library.
  
  
  Missing Authorizations: The user attempting to generate the signature may not have the necessary authorizations or roles assigned in SAP.
  
  
  Certificate Issues: Problems with the digital certificates used for signing, such as expired certificates or incorrect certificate paths.
  
  
  Cryptographic Service Provider (CSP) Issues: The underlying cryptographic service provider may not be functioning correctly or may not be properly installed.
  
  
  Network Issues: If the signature generation process requires communication with an external service (like a certificate authority), network issues could prevent successful communication.
  
  
  Solutions to Error 1R547
  
  
  Check Configuration: Review the configuration settings for digital signatures in the SAP system. Ensure that all necessary parameters are correctly set.
  
  
  Verify Authorizations: Ensure that the user has the appropriate roles and authorizations to perform signature generation. This can be checked in transaction SU01 (User Maintenance).
  
  
  Inspect Certificates: Check the validity of the digital certificates being used. Ensure that they are not expired and are correctly installed in the system.
  
  
  Test Cryptographic Services: Verify that the cryptographic service provider is correctly installed and functioning. You may need to reinstall or update the CSP.
  
  
  Network Connectivity: If the signature generation process relies on external services, ensure that there are no network issues preventing access to those services.
  
  
  Review SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  Consult Logs: Review system logs (transaction SLG1) for more detailed error messages that can provide additional context for the failure.
  
  
  Related Information
  
  SAP Documentation: Refer to the official SAP documentation for guidance on configuring digital signatures and troubleshooting related issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Support Tickets: If the issue persists, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the 1R547 error in your SAP system.