How To Fix /SAPAPO/PSTRU016 - PPM &1 not active and/or not assigned to model &2

/SAPAPO/PSTRU016 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PSTRU -

• Message number: 016

• Message text: PPM &1 not active and/or not assigned to model &2

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/PSTRU016 - Details

• The SAP error message /SAPAPO/PSTRU016 PPM &1 not active and/or not assigned to model &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with Production Planning and Detailed Scheduling (PP/DS) or similar functionalities. This error indicates that a specific Production Planning Model (PPM) is either not active or not assigned to the planning model you are trying to use.
  
  Cause:
  
  PPM Not Active: The PPM you are trying to use is not currently active in the system. This can happen if the PPM has been deactivated or if it has not been properly configured.
  PPM Not Assigned: The PPM is not assigned to the specific planning model you are working with. Each planning model can have multiple PPMs assigned to it, and if the required PPM is missing, this error will occur.
  Incorrect Configuration: There may be issues with the configuration of the PPM or the planning