How To Fix /SCMTMS/MULTIPLE_WND006 - WebSocket connection closed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/MULTIPLE_WND -

• Message number: 006

• Message text: WebSocket connection closed

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/MULTIPLE_WND006 - WebSocket connection closed ?

  The SAP error message /SCMTMS/MULTIPLE_WND006 indicating that a WebSocket connection has been closed typically arises in the context of SAP Transportation Management System (TMS) when there are issues with the WebSocket connection used for real-time communication between the client and the server.
  Causes:
  
  Network Issues: Intermittent network connectivity problems can lead to WebSocket disconnections.
  Server Configuration: The server may not be configured correctly to handle WebSocket connections, or there may be limitations on the number of concurrent connections.
  Timeouts: If the WebSocket connection remains idle for too long, it may be closed due to timeout settings.
  Browser Compatibility: Some older browsers may not fully support WebSocket connections, leading to unexpected closures.
  Resource Limitations: The server may be running out of resources (e.g., memory, CPU) to maintain the WebSocket connections.
  
  Solutions:
  
  Check Network Stability: Ensure that the network connection is stable and that there are no interruptions.
  Server Configuration: Review the server settings related to WebSocket connections. Ensure that the server is configured to allow sufficient concurrent connections and that WebSocket support is enabled.
  Increase Timeout Settings: If applicable, adjust the timeout settings for WebSocket connections to prevent them from closing due to inactivity.
  Update Browser: Ensure that you are using a modern, up-to-date web browser that fully supports WebSocket connections.
  Monitor Server Resources: Check the server's resource usage and optimize it if necessary. This may involve scaling up resources or optimizing the application to use resources more efficiently.
  Review Logs: Check the application and server logs for any additional error messages or warnings that could provide more context about the disconnection.
  
  Related Information:
  
  WebSocket Protocol: WebSockets are a protocol for full-duplex communication channels over a single TCP connection, commonly used in real-time web applications.
  SAP Notes: Check SAP Notes and Knowledge Base Articles for any known issues or patches related to the /SCMTMS/MULTIPLE_WND006 error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.