How To Fix /SAPAPO/APP_FLAG_RES031 - Critical error: unknown where-used list ID: &1

/SAPAPO/APP_FLAG_RES031 - Overview

• Message type: E = Error

• Message class: /SAPAPO/APP_FLAG_RES -

• Message number: 031

• Message text: Critical error: unknown where-used list ID: &1

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/APP_FLAG_RES031 - Critical error: unknown where-used list ID: &1 ?

  The SAP error message /SAPAPO/APP_FLAG_RES031 Critical error: unknown where-used list ID: &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when the system encounters an issue related to the where-used list for a specific object or ID. This error indicates that the system cannot find the specified where-used list ID, which can disrupt planning processes.
  Causes:
  
  Missing or Incorrect Where-Used List ID: The specified where-used list ID may not exist in the system or may have been deleted or incorrectly configured.
  Data Inconsistency: There may be inconsistencies in the master data or transactional data that lead to the system being unable to locate the where-used list.
  
  Configuration Issues: Incorrect configuration settings in the APO system can lead to this error.
  Transport Issues: If the where-used list ID was transported from another system, there may have been issues during the transport process.
  
  Solutions:
  
  Verify the Where-Used List ID: Check if the where-used list ID