How To Fix WX450 - Plant no. & exists already in T001W -> data copied

SAP Error Message - Details

• Message type: E = Error

• Message class: WX - Master data maintenance: Plant

• Message number: 450

• Message text: Plant no. & exists already in T001W -> data copied

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WX450 - Plant no. & exists already in T001W -> data copied ?

  The SAP error message:
  WX450: Plant no. & exists already in T001W -> data copied
  
  Meaning / 
  Cause:
  This error occurs when you try to create or copy a plant in SAP, but the plant number you are trying to use already exists in the table T001W (which stores plant master data). Essentially, the system is preventing duplication of plant numbers because each plant must have a unique identifier.
  
  T001W is the table that holds plant master data.
  The plant number you are trying to create or copy is already present in this table.
  The message indicates that the data you are trying to copy cannot be created because the plant number is not unique.
  
  
  When does it occur?
  
  When creating a new plant via transaction OX10 or other plant maintenance transactions.
  When copying an existing plant to create a new one but using an existing plant number.
  During data migration or upload if the plant number already exists in