How To Fix L6124 - No R/2 queue defined for ECC queue & (internal table QUEUETAB)

L6124 - Overview

• Message type: E = Error

• Message class: L6 - LVS Link R/2 - ECC

• Message number: 124

• Message text: No R/2 queue defined for ECC queue & (internal table QUEUETAB)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message L6124 - No R/2 queue defined for ECC queue & (internal table QUEUETAB) ?

  The SAP error message L6124 "No R/2 queue defined for ECC queue" typically occurs in the context of SAP's logistics and warehouse management systems, particularly when dealing with the integration between SAP ECC (ERP Central Component) and older R/2 systems. This error indicates that the system is unable to find a defined queue for processing messages or data between these systems.
  
  Cause:
  
  Missing Configuration: The most common cause of this error is that the necessary configuration for the R/2 queue in the ECC system is missing or incorrectly set up.
  Queue Definition Issues: The internal table QUEUETAB may not have the required entries for the R/2 queue, leading to the inability to process messages.
  System Integration Issues: There may be issues with the integration setup between the ECC and R/2 systems, such as incorrect RFC destinations or communication settings.
  
  
  Solution:
  
  
  Check Queue Configuration:
  
  Go to transaction code SMQ1 (for outbound queues) or SMQ2 (for inbound queues) in