How To Fix O9420 - Document &1 has already been goods-issued. No further allocation possible

SAP Error Message - Details

• Message type: E = Error

• Message class: O9 - IS-Oil: TD - Scheduling, loading, delivery confirmation

• Message number: 420

• Message text: Document &1 has already been goods-issued. No further allocation possible

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 O9420 - Document &1 has already been goods-issued. No further allocation possible ?

  The SAP error message O9420 indicates that a document (usually a material document related to goods movement) has already been goods-issued, and therefore, no further allocation or goods movement can be performed against that document. This typically occurs in the context of inventory management or logistics processes.
  Cause:
  
  Goods Movement Already Completed: The document in question has already been processed for a goods issue, meaning that the inventory has already been reduced for that specific transaction.
  Duplicate Processing: There may have been an attempt to process the same goods issue transaction again, which is not allowed.
  Incorrect Document Reference: The document number being referenced may not correspond to an open or valid transaction for further processing.
  System Configuration: There may be specific configurations or settings in the system that prevent further processing of goods issues for certain document types.
  
  Solution:
  
  Check Document Status: Verify the status of the document in question. You can do this by checking the material document in the Material Document List (MB03) or similar transaction codes.
  Avoid Duplicate Entries: Ensure that you are not trying to process the same goods issue transaction again. If you need to make adjustments, consider using the appropriate transaction for adjustments (e.g., MB1A for goods issues).
  Use Correct Document: Make sure you are referencing the correct document number and that it is still valid for processing.
  Consult with SAP Support: If the issue persists and you believe it should not be occurring, consult with your SAP support team or check SAP Notes for any known issues or patches related to this error.
  Review Configuration: If you have access, review the configuration settings in the system related to goods movements to ensure they are set up correctly.
  
  Related Information:
  
  Transaction Codes: Common transaction codes related to goods movements include MB1A (Goods Withdrawal), MB1B (Transfer Posting), and MB1C (Other Goods Receipts).
  SAP Documentation: Refer to SAP Help documentation for detailed information on goods movements and error handling.
  SAP Notes: Check SAP Notes for any specific fixes or updates related to this error message.
  User Authorization: Ensure that the user has the necessary authorizations to perform goods movements.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.