How To Fix SNC004 - SNC ABAP error RC=&1

SAP Error Message - Details

• Message type: E = Error

• Message class: SNC - Secure Network Communication, SNC

• Message number: 004

• Message text: SNC ABAP error RC=&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 SNC004 - SNC ABAP error RC=&1 ?

  The SAP error message "SNC004 SNC ABAP error RC=&1" typically relates to issues with Secure Network Communications (SNC) in an SAP environment. This error can occur when there are problems with the configuration or communication between the SAP system and the SNC library.
  Cause:
  
  SNC Configuration Issues: The error may arise due to incorrect SNC settings in the SAP system or in the external security library.
  Library Issues: The SNC library (such as SAP Cryptographic Library) may not be installed correctly or may be incompatible with the SAP version.
  Network Issues: There could be network-related problems that prevent proper communication.
  User Authentication: Issues with user credentials or authentication methods can also trigger this error.
  Missing Parameters: Required parameters for SNC configuration may be missing or incorrectly set.
  
  Solution:
  
  
  Check SNC Configuration:
  
  Verify the SNC parameters in the SAP profile (e.g., snc/enable, snc/identity/as).
  Ensure that the SNC name is correctly defined in the user profile.
  
  
  
  Validate SNC Library:
  
  Ensure that the correct version of the SAP Cryptographic Library is installed and configured.
  Check if the library is accessible and properly linked to the SAP system.
  
  
  
  Review Network Settings:
  
  Check network connectivity between the SAP system and the SNC library.
  Ensure that firewalls or network policies are not blocking the communication.
  
  
  
  User Credentials:
  
  Verify that the user credentials used for SNC are correct and have the necessary authorizations.
  Check if the user is properly defined in the SNC system.
  
  
  
  Check Logs:
  
  Review the SAP system logs (transaction SM21) and the SNC logs for more detailed error messages that can provide additional context.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for SNC configuration and troubleshooting for specific guidance related to your SAP version.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches and updates.
  
  
  
  Related Information:
  
  SNC Documentation: SAP provides extensive documentation on configuring and troubleshooting SNC. This can be found in the SAP Help Portal.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have faced similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex configurations or potential bugs.
  
  By following these steps, you should be able to diagnose and resolve the SNC004 error in your SAP environment.