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

/ISDFPS/FDPDAMPO529 - Overview

• 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

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