How To Fix 14109 - Host name buffers for all servers reset

SAP Error Message - Details

• Message type: E = Error

• Message class: 14 - Task handler messages

• Message number: 109

• Message text: Host name buffers for all servers reset

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 14109 - Host name buffers for all servers reset ?

  The SAP error message "14109 Host name buffers for all servers reset" typically indicates an issue related to the hostname resolution in the SAP system. This error can occur in various scenarios, often related to network configuration or system settings.
  Cause:
  
  Network Configuration Issues: The error may arise due to problems with the network configuration, such as incorrect DNS settings or issues with the hosts file.
  SAP System Configuration: Misconfigurations in the SAP system settings, particularly related to the application server and message server, can lead to this error.
  Buffer Overflow: The hostname buffers may have been reset due to a buffer overflow or other memory-related issues.
  Server Connectivity: If the SAP system is unable to connect to the message server or application servers, it may trigger this error.
  
  Solution:
  
  
  Check Network Configuration:
  
  Ensure that the DNS settings are correctly configured and that the hostname can be resolved properly.
  Verify the /etc/hosts file (on Unix/Linux) or the C:\Windows\System32\drivers\etc\hosts file (on Windows) to ensure that the hostname mappings are correct.
  
  
  
  Review SAP Configuration:
  
  Check the instance profile parameters related to the message server and application server. Ensure that the parameters are set correctly.
  Use transaction RZ10 to review and modify instance profile parameters if necessary.
  
  
  
  Restart SAP Services:
  
  Sometimes, simply restarting the SAP services can resolve temporary issues related to hostname buffers.
  
  
  
  Check System Logs:
  
  Review the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Increase Buffer Size:
  
  If the issue is related to buffer overflow, consider increasing the buffer size in the SAP configuration.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates available that can resolve the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on system configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it impacts production systems.
  
  By following these steps, you should be able to diagnose and resolve the "14109 Host name buffers for all servers reset" error in your SAP environment.