How To Fix /SCWM/MFS346 - &1: max. retries executed; trigger communication exception handling

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 346

• Message text: &1: max. retries executed; trigger communication exception handling

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/MFS346 - &1: max. retries executed; trigger communication exception handling ?

  The SAP error message /SCWM/MFS346 &1: max. retries executed; trigger communication exception handling typically occurs in the context of the SAP Extended Warehouse Management (EWM) system, particularly when dealing with the Material Flow System (MFS) integration. This error indicates that the system has attempted to communicate with a material flow device (like a conveyor system or automated storage/retrieval system) multiple times but has failed to establish a successful connection or communication.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the material flow devices.
  Device Unavailability: The material flow device may be down or not responding.
  Configuration Errors: Incorrect configuration settings in the MFS or EWM system can lead to communication failures.
  Timeout Settings: The timeout settings for communication may be too short, causing premature termination of attempts.
  Software Bugs: There may be bugs in the SAP software or the middleware that handles communication.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the material flow devices is stable and operational.
  Verify Device Status: Check the status of the material flow devices to ensure they are operational and not in a fault state.
  Review Configuration: Go through the MFS configuration settings in SAP to ensure they are correctly set up. This includes checking communication parameters, device settings, and any relevant master data.
  Increase Retry Limit: If applicable, consider increasing the maximum retry limit for communication attempts in the configuration settings.
  Adjust Timeout Settings: Review and adjust the timeout settings for communication to allow for longer response times if necessary.
  Check Logs: Review the application logs and system logs for any additional error messages or warnings that could provide more context about the failure.
  Consult Documentation: Refer to SAP documentation or notes related to MFS and EWM for any known issues or patches that may address the problem.
  Contact SAP Support: If the issue persists after troubleshooting, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on troubleshooting.
  MFS Configuration Guide: Review the MFS configuration guide for best practices and common pitfalls.
  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 the root cause of the error and implement a solution to resolve it.