How To Fix SUID01302 - Cannot interpret the certificate (error code &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: SUID01 - Identity Management

• Message number: 302

• Message text: Cannot interpret the certificate (error code &1)

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 SUID01302 - Cannot interpret the certificate (error code &1) ?

  The SAP error message SUID01302, which states "Cannot interpret the certificate (error code &1)," typically occurs in the context of Secure Network Communications (SNC) or when dealing with digital certificates in SAP systems. This error indicates that the system is unable to read or validate a certificate, which can be due to various reasons.
  Causes:
  
  Invalid Certificate Format: The certificate may not be in a format that SAP can interpret (e.g., not in PEM or DER format).
  Corrupted Certificate: The certificate file may be corrupted or incomplete.
  Expired Certificate: The certificate may have expired, making it invalid for use.
  Incorrect Certificate Path: The path to the certificate may be incorrect or the certificate may not be accessible by the SAP system.
  Missing Intermediate Certificates: If the certificate chain is incomplete (missing intermediate certificates), it may lead to this error.
  Configuration Issues: Incorrect configuration in the SAP system regarding the certificate or the SNC settings.
  
  Solutions:
  
  Check Certificate Format: Ensure that the certificate is in a supported format (PEM or DER). You can convert certificates using tools like OpenSSL if necessary.
  Validate Certificate: Use tools to check the validity of the certificate. Ensure it is not expired and is correctly signed by a trusted Certificate Authority (CA).
  Re-upload the Certificate: If the certificate is corrupted, re-upload a fresh copy of the certificate to the SAP system.
  Check Certificate Path: Verify that the path to the certificate is correct and that the SAP system has the necessary permissions to access it.
  Install Intermediate Certificates: If the certificate chain is incomplete, ensure that all necessary intermediate certificates are installed in the SAP system.
  Review SNC Configuration: Check the SNC configuration in the SAP system to ensure that it is set up correctly. This includes verifying the SNC name and the parameters in the profile.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for details on configuring SNC and managing certificates.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Security Best Practices: Follow best practices for managing certificates and secure communications in SAP environments.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.