How To Fix CNVA_ANA034 - Connection via SNA or APPC

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVA_ANA - Message class for ECC BIZZ

• Message number: 034

• Message text: Connection via SNA or APPC

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 CNVA_ANA034 - Connection via SNA or APPC ?

  The SAP error message CNVA_ANA034 typically indicates an issue with the connection via SNA (Systems Network Architecture) or APPC (Advanced Program-to-Program Communication). This error can occur in environments where SAP systems are integrated with IBM mainframes or other systems that utilize SNA/APPC for communication.
  Cause:
  
  Configuration Issues: The error may arise due to incorrect configuration settings in the SAP system or the network environment.
  Network Connectivity: There may be network connectivity issues between the SAP system and the target system (e.g., IBM mainframe).
  Resource Availability: The required resources for establishing the SNA/APPC connection may not be available or properly configured.
  Version Compatibility: There could be compatibility issues between the SAP system and the SNA/APPC components.
  
  Solution:
  
  
  Check Configuration:
  
  Verify the configuration settings for SNA/APPC in the SAP system. Ensure that the connection parameters (like LU names, transaction names, etc.) are correctly set.
  Review the settings in the SAP transaction SM59 (RFC Destinations) to ensure that the connection is properly defined.
  
  
  
  Network Troubleshooting:
  
  Test the network connectivity between the SAP system and the target system. Use tools like ping or traceroute to check for any network issues.
  Ensure that firewalls or network security settings are not blocking the SNA/APPC traffic.
  
  
  
  Resource Check:
  
  Ensure that the necessary resources (like SNA servers, APPC services) are running and available on the network.
  Check for any logs or error messages on the mainframe or SNA server that might indicate issues.
  
  
  
  Review Documentation:
  
  Consult the SAP documentation for SNA/APPC connections to ensure that all prerequisites and configurations are met.
  Check for any known issues or patches related to the version of SAP you are using.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support or your network administrator for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for detailed information on configuring SNA/APPC connections.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the CNVA_ANA034 error effectively.