How To Fix /SAPAPO/FOT037 - RP &2 of order &1 is not allowed as input

/SAPAPO/FOT037 - Overview

• Message type: E = Error

• Message class: /SAPAPO/FOT -

• Message number: 037

• Message text: RP &2 of order &1 is not allowed as input

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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/SAPAPO/FOT037 - Details

• The SAP error message /SAPAPO/FOT037 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the order being processed. The message indicates that the order specified (denoted by &1) cannot be used as input for the operation being attempted, and the reason is often related to the order's status or configuration.
  
  Cause:
  
  Order Status: The order may be in a status that does not allow it to be processed further. For example, it might be completed, canceled, or in a state that is not compatible with the operation you are trying to perform.
  Order Type: The type of order may not be suitable for the operation. Certain operations may only be applicable to specific order types.
  
  Configuration Issues: There may be configuration settings in the APO system that restrict the processing of certain orders.
  Data Integrity Issues: There could be issues with the data associated with the