How To Fix /SCWM/MFS445 - &1: Triggering restart of communication channel &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 445

• Message text: &1: Triggering restart of communication channel &2 &3

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 /SCWM/MFS445 - &1: Triggering restart of communication channel &2 &3 ?

  The SAP error message /SCWM/MFS445 &1: Triggering restart of communication channel &2 &3 is related to the SAP Extended Warehouse Management (EWM) and its integration with the Manufacturing Execution System (MES) or other systems through the Middleware Framework. This error typically indicates that there is an issue with the communication channel that is responsible for transferring data between systems.
  Cause:
  
  Communication Issues: The error may arise due to network issues, such as connectivity problems between the SAP EWM system and the external system (e.g., MES).
  Configuration Errors: Incorrect configuration of the communication channel in the middleware settings can lead to this error.
  Timeouts: If the communication channel is taking too long to respond, it may trigger a restart.
  System Overload: High system load or resource constraints can cause delays in processing, leading to this error.
  Message Processing Errors: If there are issues with the messages being processed (e.g., malformed messages), it can cause the communication channel to fail.
  
  Solution:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP EWM system and the external system. You can use tools like ping or traceroute to diagnose connectivity.
  Review Configuration: Verify the configuration of the communication channel in the middleware settings. Ensure that all parameters are set correctly.
  Monitor System Performance: Check the performance of the SAP EWM system and the external system. Look for any resource bottlenecks (CPU, memory, etc.) that may be affecting performance.
  Increase Timeout Settings: If timeouts are causing the issue, consider increasing the timeout settings for the communication channel.
  Check Logs: Review the application logs and middleware logs for any additional error messages or warnings that can provide more context about the issue.
  Restart Communication Channel: If the issue persists, manually restart the communication channel to reset its state.
  Consult SAP Notes: Check for any relevant SAP Notes or updates that may address known issues related to this error message.
  
  Related Information:
  
  SAP EWM Documentation: Review the official SAP documentation for Extended Warehouse Management and Middleware Framework for detailed configuration and troubleshooting steps.
  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 cannot be resolved, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages for better diagnosis.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.