How To Fix LRFMON601 - Cascading of queues not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: LRFMON - Messages from LRF Monitor Area

• Message number: 601

• Message text: Cascading of queues not possible

What causes this issue?

You attempted either to
Forward a <DS:GLOS.36E6A90191630344E10000009B38F982>queue</> that is
already the target of a forwarded queue

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

or
Forward to a queue that also forwards to a queue

System Response

How to fix this error?

Deactivate the forwarding of the source and target queue and execute
the action again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LRFMON601 - Cascading of queues not possible ?

  The SAP error message LRFMON601 ("Cascading of queues not possible") typically occurs in the context of SAP's Logistics Execution (LE) or Warehouse Management (WM) modules, particularly when dealing with the handling of queues in the system. This error indicates that there is an issue with the cascading of queues, which is a process where one queue is dependent on another.
  Causes:
  
  Queue Configuration Issues: The configuration of the queues may not allow for cascading. This could be due to incorrect settings in the queue management or the way queues are defined in the system.
  Queue Status: The status of the queues involved may not permit cascading. For example, if a queue is locked or in an error state, it may prevent cascading.
  Dependencies Not Met: There may be dependencies between queues that are not satisfied, leading to the inability to cascade.
  System Limitations: There may be limitations in the system regarding the number of queues that can be cascaded or the types of operations that can be performed.
  
  Solutions:
  
  Check Queue Configuration: Review the configuration settings for the queues involved. Ensure that they are set up correctly to allow for cascading.
  Review Queue Status: Check the status of the queues. If any queue is locked or in an error state, resolve those issues first.
  Analyze Dependencies: Investigate any dependencies between the queues. Ensure that all necessary conditions for cascading are met.
  Consult Documentation: Refer to SAP documentation or notes related to queue management and cascading to understand any specific requirements or limitations.
  System Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to queue management.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed insights based on your specific system configuration and logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMQ1 (for outbound queues) and SMQ2 (for inbound queues) to monitor and manage queues.
  SAP Notes: Search for SAP Notes related to LRFMON601 or queue management issues in the SAP Support Portal for any known issues or fixes.
  Documentation: Review the SAP Help Portal for detailed documentation on queue management and logistics execution processes.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the LRFMON601 error message in SAP.