How To Fix /SCWM/MFS436 - Host information not supported for the PLC's communication mode

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 436

• Message text: Host information not supported for the PLC's communication mode

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/MFS436 - Host information not supported for the PLC's communication mode ?

  The SAP error message /SCWM/MFS436 Host information not supported for the PLC's communication mode typically occurs in the context of the SAP Extended Warehouse Management (EWM) system when there is an issue with the communication setup between the SAP system and the Programmable Logic Controller (PLC). This error indicates that the host information provided is not compatible with the communication mode configured for the PLC.
  Causes:
  
  Incorrect Host Configuration: The host information (IP address, hostname, etc.) may not be correctly configured in the system.
  Unsupported Communication Mode: The communication mode set for the PLC may not support the host information provided. For example, if the PLC is set to use a specific protocol that is not compatible with the host settings.
  Network Issues: There may be network connectivity issues preventing proper communication between the SAP system and the PLC.
  Configuration Errors: There could be errors in the configuration of the communication settings in the SAP EWM or the PLC itself.
  
  Solutions:
  
  
  Verify Host Configuration:
  
  Check the host settings in the SAP EWM configuration. Ensure that the IP address or hostname is correct and reachable.
  Use tools like ping or traceroute to verify network connectivity to the PLC.
  
  
  
  Check Communication Mode:
  
  Review the communication mode settings for the PLC in the SAP EWM configuration. Ensure that the mode is compatible with the host information.
  If necessary, change the communication mode to one that supports the provided host information.
  
  
  
  Review Network Settings:
  
  Ensure that there are no firewall rules or network policies blocking communication between the SAP system and the PLC.
  Check for any network outages or issues that may be affecting connectivity.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific version of EWM you are using to understand the supported communication modes and configurations.
  Check the PLC documentation to ensure that it is configured correctly for communication with SAP EWM.
  
  
  
  Test Communication:
  
  Use diagnostic tools or logs to test the communication between the SAP system and the PLC. This can help identify where the issue lies.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support or your PLC vendor for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  EWM Configuration Guides: Review the configuration guides for SAP EWM, particularly sections related to PLC integration and communication settings.
  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 identify and resolve the issue causing the /SCWM/MFS436 error message.