How To Fix /SCWM/TW_UI104 - Handling unit &1 exists already

/SCWM/TW_UI104 - Overview

• Message type: E = Error

• Message class: /SCWM/TW_UI -

• Message number: 104

• Message text: Handling unit &1 exists already

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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/SCWM/TW_UI104 - Details

• The SAP error message /SCWM/TW_UI104 Handling unit &1 exists already typically occurs in the SAP Extended Warehouse Management (EWM) module when you attempt to create a handling unit (HU) that already exists in the system. This can happen during various processes, such as creating handling units for goods receipts, production, or during the packing process.
  
  Cause:
  
  Duplicate Handling Unit: The handling unit you are trying to create already exists in the system. This could be due to a previous transaction that created the same HU.
  Incorrect Input: The input data might be incorrect, leading to the system trying to create a handling unit with an existing identifier.
  System Configuration: There might be issues with the configuration of handling units in the system, leading to unexpected behavior.
  
  
  Solution:
  
  
  Check Existing Handling Units: 
  
  Use transaction codes like /SCWM/HU or /SCWM/PRDI to check if the handling unit already exists in the system. You can search for the HU using