How To Fix /SCWM/MONITOR189 - Reject Message Queue

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MONITOR -

• Message number: 189

• Message text: Reject Message Queue

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 /SCWM/MONITOR189 - Reject Message Queue ?

  The SAP error message /SCWM/MONITOR189 related to the Reject Message Queue in the SAP Extended Warehouse Management (EWM) system typically indicates that there are issues with processing messages in the system. This error can arise due to various reasons, such as data inconsistencies, configuration issues, or problems with the integration between different components of the SAP system.
  Cause
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect information in the relevant master data or transactional data.
  Configuration Issues: Incorrect configuration settings in the EWM system can lead to errors in message processing.
  Integration Problems: Issues with the integration between EWM and other SAP modules (like SAP ERP) or external systems can cause messages to be rejected.
  System Performance: High system load or performance issues can lead to timeouts or failures in processing messages.
  
  Solution
  
  Check the Message Queue: Use transaction /SCWM/MONITOR to check the status of the message queue. Identify the specific messages that are causing the issue.
  Analyze Error Details: Review the details of the rejected messages to understand the root cause. Look for any error codes or descriptions that can provide more context.
  Correct Data Issues: If the issue is related to data inconsistencies, correct the relevant master or transactional data. Ensure that all required fields are populated correctly.
  Review Configuration: Check the configuration settings in EWM to ensure they are set up correctly. This may involve reviewing settings related to message types, processing rules, and integration points.
  Monitor System Performance: If performance issues are suspected, monitor system performance metrics and consider optimizing the system or increasing resources if necessary.
  Reprocess Messages: After addressing the underlying issues, you can attempt to reprocess the rejected messages. This can often be done through the same monitor transaction.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional troubleshooting steps or known issues.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/MONITOR for monitoring and managing messages.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. SAP frequently updates its knowledge base with solutions to common problems.
  Support: If the issue persists after troubleshooting, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including any logs or screenshots.
  
  By following these steps, you should be able to identify and resolve the issues related to the /SCWM/MONITOR189 error message in SAP EWM.