How To Fix /SAPAPO/PUIA_MESS156 - Maintain a reason for the fixed demand

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PUIA_MESS -

• Message number: 156

• Message text: Maintain a reason for the fixed demand

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 /SAPAPO/PUIA_MESS156 - Maintain a reason for the fixed demand ?

  The SAP error message /SAPAPO/PUIA_MESS156 indicates that a reason for fixed demand needs to be maintained in the system. This error typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to create or modify fixed demand in the system without specifying a reason for that demand.
  Cause:
  The error is triggered because the system requires a reason code to be associated with fixed demand entries. This is a part of the data integrity checks in SAP APO to ensure that all fixed demands are justified and traceable.
  Solution:
  To resolve this error, you need to maintain a reason for the fixed demand. Here are the steps you can follow:
  
  
  Access the Fixed Demand Maintenance Screen:
  
  Go to the relevant transaction in SAP APO where you are trying to maintain fixed demand (e.g., /SAPAPO/SDP94 for the Demand Planning or /SAPAPO/SDP96 for the Demand Management).
  
  
  
  Select the Fixed Demand Entry:
  
  Locate the fixed demand entry that is causing the error.
  
  
  
  Maintain the Reason Code:
  
  Look for a field labeled "Reason" or "Reason for Fixed Demand." 
  Enter a valid reason code that has been predefined in the system. If you do not have a reason code, you may need to create one in the customizing settings.
  
  
  
  Save Your Changes:
  
  After entering the reason code, save your changes to the fixed demand entry.
  
  
  
  Re-attempt the Operation:
  
  Try to perform the operation that previously resulted in the error to see if it has been resolved.
  
  
  
  Related Information:
  
  
  Reason Codes: These are typically defined in the customizing settings of SAP APO. You can check or create reason codes in the following path:
  
  SPRO ? SAP APO ? Demand Planning ? Maintain Reason for Fixed Demand.
  
  
  
  Documentation: Refer to the SAP Help Portal or your organization's internal documentation for more details on fixed demand and reason codes.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to maintain fixed demand and reason codes in the system.
  
  
  Consulting with SAP Support: If you continue to face issues, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  By following these steps, you should be able to resolve the error and maintain fixed demand successfully in SAP APO.