How To Fix SNC764 - Invalid SNC handle

SAP Error Message - Details

• Message type: E = Error

• Message class: SNC - Secure Network Communication, SNC

• Message number: 764

• Message text: Invalid SNC handle

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 SNC764 - Invalid SNC handle ?

  The SAP error message SNC764: Invalid SNC handle typically indicates an issue with the Secure Network Communications (SNC) configuration in your SAP system. This error can arise due to various reasons, including misconfiguration, issues with the SNC library, or problems with the user credentials.
  Causes:
  
  Incorrect SNC Configuration: The SNC parameters in the SAP system might not be set correctly.
  SNC Library Issues: The SNC library (e.g., SAP Cryptographic Library) may not be installed, not properly configured, or incompatible with the SAP version.
  Invalid User Credentials: The user credentials used for SNC authentication may be incorrect or not properly set up.
  Network Issues: There may be network-related issues preventing proper communication between the SAP system and the SNC provider.
  Expired or Invalid Certificates: If you are using certificates for SNC, they may have expired or not be valid.
  
  Solutions:
  
  
  Check SNC Configuration:
  
  Verify the SNC parameters in the SAP profile (e.g., snc/enable, snc/gssapi_lib, snc/identity/as).
  Ensure that the SNC settings are consistent across all relevant systems (e.g., application server, database).
  
  
  
  Verify SNC Library:
  
  Ensure that the correct version of the SAP Cryptographic Library is installed and configured.
  Check the environment variables pointing to the SNC library and ensure they are set correctly.
  
  
  
  Validate User Credentials:
  
  Ensure that the user credentials used for SNC authentication are correct.
  Check if the user is properly configured in the SAP system and has the necessary authorizations.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing communication between the SAP system and the SNC provider.
  Use tools like ping or traceroute to diagnose network connectivity issues.
  
  
  
  Review Certificates:
  
  If using certificates, check their validity and ensure they are correctly installed and configured.
  Renew any expired certificates and ensure they are properly trusted by the SAP system.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SNC Documentation: Review the official SAP documentation on SNC for detailed configuration steps and best practices.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages for better diagnosis.
  
  By following these steps, you should be able to identify and resolve the cause of the SNC764 error in your SAP environment.