How To Fix HH079 - You can switch to a 'better' network protocol

SAP Error Message - Details

• Message type: E = Error

• Message class: HH - (Long) text for check tool 'infcfgcheck'

• Message number: 079

• Message text: You can switch to a 'better' network protocol

What causes this issue?

Note: This message does not indicate an error.
You can switch to the 'better' network protocol 'soctcp' as long as
your Informix version is higher than 7.24.UC1 and your Reliant
operating system version is higher than 5.43C00 (previously only
'tlitcp' was supported).

System Response

How to fix this error?

For more information, see note 132586.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HH079 - You can switch to a 'better' network protocol ?

  The SAP error message HH079, which states "You can switch to a 'better' network protocol," typically indicates that the current network protocol being used for communication between the SAP GUI and the SAP server is not optimal. This can lead to performance issues or connectivity problems.
  Cause:
  
  Network Protocol Mismatch: The SAP GUI may be using a less efficient network protocol (like TCP/IP) when a more efficient one (like RFC or HTTP) is available.
  Configuration Issues: The SAP system or the client may not be configured correctly to use the best available protocol.
  Network Environment: The network environment may have limitations or issues that prevent the use of a better protocol.
  
  Solution:
  
  
  Change Network Protocol in SAP GUI:
  
  Open the SAP GUI.
  Go to the "Options" menu.
  Navigate to "SAP Logon Options" or "Network" settings.
  Change the network protocol to a more efficient one (e.g., from TCP/IP to HTTP or RFC).
  Save the changes and restart the SAP GUI.
  
  
  
  Check SAP System Configuration:
  
  Ensure that the SAP system is configured to support the desired network protocols.
  Consult with your SAP Basis administrator to verify the settings in the SAP profile parameters.
  
  
  
  Update SAP GUI:
  
  Ensure that you are using the latest version of the SAP GUI, as updates may include improvements in network protocol handling.
  
  
  
  Network Troubleshooting:
  
  Check for any network issues that may be affecting the connection.
  Ensure that firewalls or security settings are not blocking the preferred protocol.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or documentation for specific guidance related to your version of SAP and the network protocols supported.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to network protocols.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Performance Monitoring: Monitor the performance of the SAP system after making changes to ensure that the new protocol is providing the expected benefits.
  
  By following these steps, you should be able to resolve the HH079 error and improve the network communication between your SAP GUI and the SAP server.