How To Fix WSTRN004 - Prepack &1 is already posted and cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: WSTRN - Message for Prepack Creation and Planning Dialog

• Message number: 004

• Message text: Prepack &1 is already posted and cannot be deleted

What causes this issue?

You can only delete a prepack article that is still being defined. The
prepack article that you are trying to delete was already posted and
cannot be deleted.

System Response

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

How to fix this error?

Use the <ZK>Discontinue </>transaction.

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 WSTRN004 - Prepack &1 is already posted and cannot be deleted ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WSTRN004 Prepack &1 is already posted and cannot be deleted
  
  Cause:
  This error occurs when you attempt to delete a Prepack (a predefined package or set of materials) that has already been posted (i.e., the document or transaction related to the Prepack has been finalized and recorded in the system). Once a Prepack is posted, it becomes part of the official inventory or production records, and SAP does not allow its deletion to maintain data integrity and audit trail.
  
  Explanation:
  
  Prepack refers to a packaging unit or a set of materials grouped together for production or sales.
  Posting means the transaction has been completed and saved in the system.
  Deleting a posted Prepack would cause inconsistencies in inventory, costing, or production data.
  Therefore, SAP restricts deletion of such posted Prepack records.
  
  
  Solution:
  
  
  Check the status of the Prepack:
  
  Verify if the Prepack has been posted or is still in a preliminary state.
  Use transaction codes related to Prepack management or inventory to check the document status.
  
  
  
  If the Prepack is posted:
  
  You cannot delete the Prepack directly.
  Instead, you may need to reverse or cancel the posting if business processes allow.
  Use the appropriate reversal transaction or process to undo the posting.
  After reversal, you can delete or modify the Prepack as needed.
  
  
  
  If reversal is not possible or allowed:
  
  Consider creating a new Prepack with the correct data.
  Mark the incorrect Prepack as obsolete or inactive to prevent its use.
  
  
  
  Consult with your SAP functional consultant or basis team:
  
  They can help identify if any custom developments or specific business rules apply.
  They can also assist in performing reversals or corrections safely.
  
  
  
  
  Related Information:
  
  
  Transaction codes:  
  
  Check Prepack details: May vary depending on module (e.g., WM, PP, SD)  
  Inventory document reversal: MBST (Cancel Material Document)  
  Production order reversal: COGI or related transactions
  
  
  
  Modules involved:  
  
  Warehouse Management (WM)  
  Production Planning (PP)  
  Sales and Distribution (SD)  
  
  
  
  Notes:  
  
  Always ensure proper authorization before reversing or deleting posted documents.  
  Maintain audit trail and comply with company policies for inventory and production data changes.
  
  
  
  
  If you provide the specific SAP module or transaction where this error occurs, I can give more tailored guidance.