How To Fix SACF270 - Certificate cannot be read

SAP Error Message - Details

• Message type: E = Error

• Message class: SACF - Error messages

• Message number: 270

• Message text: Certificate cannot be read

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 SACF270 - Certificate cannot be read ?

  The SAP error message SACF270, which states "Certificate cannot be read," typically indicates an issue with the digital certificate that is being used in the SAP system. This error can occur in various contexts, such as when trying to establish secure connections (SSL/TLS) or when using digital signatures.
  Causes:
  
  Invalid Certificate Path: The certificate file may not be located in the expected directory or may not be accessible due to permission issues.
  Corrupted Certificate: The certificate file may be corrupted or improperly formatted.
  Expired Certificate: The certificate may have expired and is no longer valid.
  Incorrect Configuration: The system may not be configured correctly to read the certificate, such as incorrect paths or settings in the SSL configuration.
  Missing Intermediate Certificates: If the certificate chain is incomplete (missing intermediate certificates), it may lead to this error.
  Unsupported Certificate Format: The certificate may be in a format that is not supported by the SAP system.
  
  Solutions:
  
  Check Certificate Path: Verify that the certificate file is located in the correct directory and that the SAP system has the necessary permissions to access it.
  Validate Certificate: Use tools like OpenSSL to check the integrity and validity of the certificate. Ensure it is not expired and is in the correct format (e.g., PEM, DER).
  Update or Replace Certificate: If the certificate is expired or corrupted, obtain a new certificate from a trusted Certificate Authority (CA) and replace the old one.
  Review Configuration: Check the SSL configuration in the SAP system (e.g., transaction STRUST) to ensure that the paths and settings are correct.
  Install Intermediate Certificates: If applicable, ensure that all necessary intermediate certificates are installed in the trust store.
  Convert Certificate Format: If the certificate is in an unsupported format, convert it to a supported format using tools like OpenSSL.
  
  Related Information:
  
  Transaction STRUST: This transaction is used to manage SSL certificates in SAP. You can view, import, and export certificates here.
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or patches related to this error.
  Documentation: Refer to SAP documentation on SSL configuration and certificate management for detailed steps and best practices.
  Logs: Review system logs (e.g., dev_ssl) for more detailed error messages that can provide additional context for troubleshooting.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.