How To Fix /ISDFPS/MM842 - Purchasing document &1 is still in the external batch where-used list

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/MM -

• Message number: 842

• Message text: Purchasing document &1 is still in the external batch where-used list

Self-Explanatory Message

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• What is the cause and solution for SAP error message /ISDFPS/MM842 - Purchasing document &1 is still in the external batch where-used list ?

  The SAP error message /ISDFPS/MM842 Purchasing document &1 is still in the external batch where-used list typically occurs in the context of managing purchasing documents and their associated external batch records in the SAP system. This error indicates that the purchasing document you are trying to delete or modify is still referenced in the external batch where-used list, meaning that it is still linked to some external batch records.
  Cause:
  
  Active References: The purchasing document is still being referenced by one or more external batches. This could be due to open transactions or processes that are still using the purchasing document.
  Incomplete Deletion: If you attempted to delete or change the purchasing document without first ensuring that all references to it were removed, this error can occur.
  Batch Management: The system is designed to maintain data integrity, and if a purchasing document is linked to a batch, it cannot be deleted until all links are cleared.
  
  Solution:
  
  Check Where-Used List: Use the transaction code MM03 (Display Material) or MM02 (Change Material) to check the where-used list for the purchasing document. Identify any external batches that are still referencing the document.
  Remove References: If you find that there are still references to the purchasing document in the external batch, you will need to remove those references. This may involve:
  
  Deleting or modifying the external batch records that reference the purchasing document.
  Ensuring that all related transactions are completed or closed.
  
  
  Use Transaction Codes: You can use transaction codes like MB1A, MB1B, or MB1C to manage inventory and batch records, ensuring that the purchasing document is no longer in use.
  Consult with a Functional Consultant: If you are unsure about how to proceed or if the issue persists, it may be beneficial to consult with an SAP functional consultant who specializes in materials management (MM) or batch management.
  
  Related Information:
  
  Batch Management: Understand how batch management works in SAP, including how batches are created, used, and linked to purchasing documents.
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing materials and batches, such as MB52 (List Warehouse Stocks on Hand), MB5T (Stock in Transit), and others.
  SAP Documentation: Review SAP help documentation or notes related to batch management and purchasing documents for more detailed guidance.
  
  By following these steps, you should be able to resolve the error and successfully manage your purchasing documents in SAP.