How To Fix /SAPAPO/PUIA_MESS028 - Forecast run is only possible in the change mode

/SAPAPO/PUIA_MESS028 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PUIA_MESS -

• Message number: 028

• Message text: Forecast run is only possible in the change mode

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.

/SAPAPO/PUIA_MESS028 - Details

• The SAP error message /SAPAPO/PUIA_MESS028 Forecast run is only possible in the change mode typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you attempt to execute a forecast run while the system is in display mode rather than change mode. This error indicates that the system requires the user to be in a mode that allows for changes to be made in order to perform the forecast run.
  
  Cause:
  
  Mode Restriction: The forecast run can only be executed when the planning book is in change mode. If the planning book is opened in display mode, the system will not allow the forecast run to proceed.
  User Permissions: The user may not have the necessary permissions to switch to change mode.
  System Configuration: There may be specific configurations or settings in the planning book that restrict the execution of certain functions.
  
  
  Solution:
  
  
  Switch to Change Mode:
  
  Open the planning book in change mode.