How To Fix 00722 - SNC required for all connections

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 722

• Message text: SNC required for all connections

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 00722 - SNC required for all connections ?

  The SAP error message "00722 SNC required for all connections" indicates that Secure Network Communications (SNC) is required for the connection to the SAP system, but it is not properly configured or enabled. This error typically arises in environments where security policies mandate the use of SNC for all communications to ensure data integrity and confidentiality.
  Cause:
  
  SNC Configuration: The SAP system is configured to require SNC for all connections, but the client or application trying to connect does not have SNC configured.
  Missing SNC Library: The necessary SNC libraries or components may not be installed on the client machine.
  Incorrect Profile Settings: The SAP profile settings may not be correctly set to enable SNC.
  Network Security Policies: Organizational policies may enforce the use of SNC, and the client is not compliant.
  
  Solution:
  
  
  Enable SNC on the Client:
  
  Ensure that the client application (e.g., SAP GUI) is configured to use SNC. This typically involves setting the SNC parameters in the SAP GUI configuration.
  Check the SNC_LIB parameter in the SAP GUI configuration to ensure it points to the correct SNC library.
  
  
  
  Install SNC Libraries:
  
  If the SNC libraries are not installed, download and install the appropriate SNC libraries for your environment. This may include libraries like sapcrypto.dll or others depending on your operating system.
  
  
  
  Check SAP Profile Settings:
  
  Review the instance profile settings in the SAP system. Look for parameters like snc/enable and snc/identity/as to ensure they are set correctly.
  You can check these settings using transaction RZ10 in the SAP GUI.
  
  
  
  Update Connection Parameters:
  
  If you are using a connection string or configuration file, ensure that it includes the necessary SNC parameters. For example, you may need to specify snc=1 or similar parameters.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for detailed instructions on configuring SNC. This includes the SAP Security Guide and the specific documentation for your version of SAP.
  
  
  
  Test the Connection:
  
  After making the necessary changes, test the connection again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  SNC Overview: Secure Network Communications (SNC) is a security layer that provides encryption and authentication for SAP communications.
  SNC Configuration Guide: SAP provides detailed guides on how to configure SNC for both the server and client sides.
  SAP Notes: Check SAP Notes for any specific issues or patches related to SNC configuration and error messages.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.