How To Fix /ISDFPS/FDPDAMPO529 - Reservation &1 has already been forwarded; do not forward again

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/FDPDAMPO -

• Message number: 529

• Message text: Reservation &1 has already been forwarded; do not forward again

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/FDPDAMPO529 - Reservation &1 has already been forwarded; do not forward again ?

  The SAP error message /ISDFPS/FDPDAMPO529 Reservation &1 has already been forwarded; do not forward again typically occurs in the context of the SAP Advanced Planning and Optimization (APO) module, particularly when dealing with demand planning and forecasting.
  Cause:
  This error indicates that a reservation (identified by &1, which is a placeholder for the actual reservation number) has already been processed or forwarded in the system. The system is designed to prevent duplicate forwarding of the same reservation to avoid inconsistencies or errors in data processing.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Reservation Status: Verify the status of the reservation in question. You can do this by navigating to the relevant transaction in SAP (e.g., using transaction codes like MD04 for stock/requirements list or MD11 for creating reservations).
  
  
  Review Forwarding Logs: Look for logs or records that indicate when and how the reservation was forwarded. This can help you understand if it was indeed processed previously.
  
  
  Avoid Duplicate Forwarding: If you are trying to forward the same reservation again, ensure that it is necessary to do so. If the reservation has already been forwarded, you may not need to take any further action.
  
  
  Consult Documentation: Refer to SAP documentation or help files related to the specific module you are working with. This can provide insights into the expected behavior and any additional troubleshooting steps.
  
  
  Contact SAP Support: If you are unable to resolve the issue through the above steps, consider reaching out to SAP support or your internal SAP team for further assistance. They may have additional tools or insights to help diagnose the problem.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO, such as MD04, MD11, MD12, etc., which can help you manage reservations and stock levels.
  SAP Notes: Check for any SAP Notes related to this error message. SAP frequently releases notes that address specific issues or provide patches.
  User Authorization: Ensure that you have the necessary authorizations to perform actions related to reservations and forwarding processes.
  
  By following these steps, you should be able to address the error and understand the context in which it occurs.