How To Fix SNC767 - SNC required for this connection

SAP Error Message - Details

• Message type: E = Error

• Message class: SNC - Secure Network Communication, SNC

• Message number: 767

• Message text: SNC required for this connection

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 SNC767 - SNC required for this connection ?

  The SAP error message SNC767 indicates that Secure Network Communications (SNC) is required for the connection you are trying to establish, but it is not properly configured or enabled. This error typically occurs in environments where SNC is used to secure communications between SAP systems or between an SAP system and a client.
  Cause:
  
  SNC Not Configured: The SAP system or client does not have SNC configured properly.
  SNC Library Missing: The required SNC library (e.g., SAP Cryptographic Library) is not installed or not accessible.
  SNC Parameters Not Set: The necessary SNC parameters in the SAP system profile or client configuration are not set.
  SNC Name Mismatch: The SNC name used in the connection does not match the SNC name configured in the SAP system.
  Network Issues: There may be network issues preventing the establishment of an SNC-secured connection.
  
  Solution:
  
  
  Check SNC Configuration:
  
  Ensure that SNC is enabled in the SAP system. You can check this in the SAP GUI by navigating to Transaction RZ10 and reviewing the instance profile parameters.
  Look for parameters like snc/enable and snc/identity/as to ensure they are set correctly.
  
  
  
  Install Required Libraries:
  
  Make sure that the SAP Cryptographic Library is installed on the server and client machines. This library is necessary for SNC to function.
  
  
  
  Set SNC Parameters:
  
  In the SAP system, ensure that the SNC parameters are correctly set. This includes the SNC name and any other relevant settings.
  The SNC name should be in the format p:CN=<CommonName> or p:CN=<CommonName>,O=<Organization>,C=<Country>.
  
  
  
  Verify SNC Name:
  
  Check that the SNC name used in the connection string matches the SNC name configured in the SAP system. This can be done by reviewing the connection settings in the SAP GUI or the relevant configuration files.
  
  
  
  Network Configuration:
  
  Ensure that there are no network issues preventing the connection. Check firewalls, routing, and other network configurations.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for detailed instructions on configuring SNC. The SAP Help Portal provides comprehensive guides on SNC setup and troubleshooting.
  
  
  
  Related Information:
  
  SNC Documentation: SAP provides extensive documentation on SNC, including setup guides and troubleshooting tips. You can find this on the SAP Help Portal.
  SAP Notes: Check for relevant SAP Notes that may address specific issues related to SNC configuration and error messages.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the SNC767 error and establish a secure connection using SNC.