How To Fix /SAPAPO/RSP01013 - Confirmation within checking horizon for plant &1 not possible

/SAPAPO/RSP01013 - Overview

• Message type: E = Error

• Message class: /SAPAPO/RSP01 -

• Message number: 013

• Message text: Confirmation within checking horizon for plant &1 not 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.

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/RSP01013 - Confirmation within checking horizon for plant &1 not possible ?

  The SAP error message /SAPAPO/RSP01013 Confirmation within checking horizon for plant &1 not possible typically occurs in the context of Advanced Planning and Optimization (APO) when there is an attempt to confirm a production order or a planned order that falls within a checking horizon that has not been configured properly or is not met.
  
  Cause:
  
  Checking Horizon Configuration: The checking horizon is a time frame within which the system checks for availability and scheduling. If the confirmation date falls within this horizon and there are issues with the availability of materials, resources, or capacity, the system will not allow the confirmation.
  Capacity Constraints: If the production resources (like machines or labor) are not available during the required time frame, the confirmation will fail.
  Material Availability: If the required materials are not available for production within the checking horizon, the confirmation will also be blocked.
  Settings in APO: The settings in the APO system for