How To Fix /ISDFPS/PPESMPON028 - A current MPO model is already assigned to MPO &1 with status &2

/ISDFPS/PPESMPON028 - Overview

• Message type: E = Error

• Message class: /ISDFPS/PPESMPON -

• Message number: 028

• Message text: A current MPO model is already assigned to MPO &1 with status &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.

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/PPESMPON028 - A current MPO model is already assigned to MPO &1 with status &2 ?

  The SAP error message /ISDFPS/PPESMPON028 indicates that there is an issue with the assignment of a current MPO (Multi-Process Order) model to an MPO that is already assigned to another model or has a specific status. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Existing Assignment: The MPO you are trying to assign a model to is already linked to another MPO model.
  Status Conflict: The MPO may have a status that does not allow for the assignment of a new model. For example, it could be in a status like "In Process" or "Completed," which may restrict changes.
  Data Integrity: There may be data integrity issues or constraints in the system that prevent the assignment of a new model.
  
  
  Solution:
  
  
  Check Current Assignments: 
  
  Use transaction codes like /ISDFPS/MPOM or relevant reports to check the current assignments of the MPO. Identify if it is indeed assigned to another model.
  
  
  
  Review MPO Status:
  
  Check the