How To Fix /SCWM/RF_EN389 - Cannot unassign HUC; assignment made by TM

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_EN -

• Message number: 389

• Message text: Cannot unassign HUC; assignment made by TM

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/RF_EN389 - Cannot unassign HUC; assignment made by TM ?

  The SAP error message /SCWM/RF_EN389 Cannot unassign HUC; assignment made by TM typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is an attempt to unassign a Handling Unit (HU) that has been assigned by Transportation Management (TM). This error indicates that the system is preventing the unassignment because the Handling Unit is linked to a transportation process.
  
  Cause:
  
  TM Assignment: The Handling Unit (HU) is currently assigned to a transportation order or process in SAP TM, which means it is being managed by the transportation module.
  Data Integrity: The system enforces data integrity rules to ensure that HUs that are part of a transportation process cannot be unassigned in EWM without first addressing the TM assignment.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check TM Assignment: Verify if the Handling Unit is indeed assigned to a transportation order in SAP TM. You can do this by checking the