How To Fix /SCWM/MFS066 - Communication channel &1 (&2) was stopped by user &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 066

• Message text: Communication channel &1 (&2) was stopped by user &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/MFS066 - Communication channel &1 (&2) was stopped by user &3 ?

  The SAP error message /SCWM/MFS066 Communication channel &1 (&2) was stopped by user &3 typically occurs in the context of the SAP Extended Warehouse Management (EWM) system, particularly when dealing with the integration of the Material Flow System (MFS). This error indicates that a communication channel, which is responsible for the data exchange between the EWM and the MFS, has been stopped by a user.
  Cause:
  
  Manual Intervention: A user may have manually stopped the communication channel for maintenance or troubleshooting purposes.
  Configuration Issues: There may be configuration issues in the MFS or EWM settings that led to the channel being stopped.
  System Errors: System errors or performance issues may have caused the channel to stop unexpectedly.
  User Permissions: The user who stopped the channel may not have the appropriate permissions, or there may be a misunderstanding regarding the channel's operation.
  
  Solution:
  
  
  Restart the Communication Channel: 
  
  Navigate to the relevant transaction in SAP (e.g., /SCWM/MFS or the specific transaction for managing communication channels).
  Locate the stopped communication channel and restart it.
  
  
  
  Check User Actions: 
  
  Review the actions taken by the user who stopped the channel. If it was done unintentionally, ensure that users are trained on the proper handling of communication channels.
  
  
  
  Review Configuration: 
  
  Check the configuration settings for the MFS and EWM to ensure they are correctly set up. Look for any discrepancies that might have led to the channel being stopped.
  
  
  
  Monitor System Performance: 
  
  Investigate any system performance issues that may have contributed to the channel being stopped. This may involve checking system logs, performance metrics, and resource utilization.
  
  
  
  User Permissions: 
  
  Ensure that users have the appropriate permissions to manage communication channels. If necessary, adjust roles and authorizations.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or support notes related to MFS and EWM for any specific guidance or troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/MFS for managing MFS settings and communication channels.
  SAP Notes: Check for any SAP Notes that may address known issues or provide additional troubleshooting steps related to this error message.
  Support: If the issue persists after attempting the above solutions, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error and restore communication between the EWM and MFS systems.