How To Fix /SAPAPO/SEQ809 - Order &1 that was received last is not contained in the sequence

/SAPAPO/SEQ809 - Overview

• Message type: E = Error

• Message class: /SAPAPO/SEQ -

• Message number: 809

• Message text: Order &1 that was received last is not contained in the sequence

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 /SAPAPO/SEQ809 - Order &1 that was received last is not contained in the sequence ?

  The SAP error message /SAPAPO/SEQ809 typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the sequence of orders in the system. The message indicates that the order referenced (Order &1) is not found in the expected sequence, which can lead to problems in planning and execution.
  
  Cause:
  
  Missing Order in Sequence: The order that the system is trying to process is not present in the expected sequence. This can happen if the order was deleted or not created properly.
  Incorrect Configuration: There may be issues with the configuration of the sequence in the APO system, leading to mismatches.
  Data Consistency Issues: There could be inconsistencies in the data, such as missing or incorrectly linked orders.
  User Error: Manual entry errors or incorrect processing steps can lead to this issue.
  
  
  Solution:
  
  Check Order Existence: Verify that the order referenced in the error message actually exists in the system. You can