How To Fix /SAPAPO/OM_ERROR169 - Invalid constraint subtype

/SAPAPO/OM_ERROR169 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 169

• Message text: Invalid constraint subtype

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/OM_ERROR169 - Invalid constraint subtype ?

  The SAP error message /SAPAPO/OM_ERROR169 Invalid constraint subtype typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the constraints defined in the planning model. This error indicates that the system has encountered a constraint subtype that is not recognized or is incorrectly defined.
  Causes:
  
  Invalid Constraint Definition: The constraint subtype specified in the planning model may not be valid or may not exist in the system.
  
  Configuration Issues: There may be issues with the configuration of the planning area or the master data that is being used.
  Data Inconsistencies: There could be inconsistencies in the data that are causing the system to fail to recognize the constraint subtype.
  Version Mismatch: If there are different versions of the planning model or if the system has been upgraded, it may lead to incompatibilities.
  
  Solutions:
  
  Check Constraint Definitions: Review the definitions of the constraints in the planning model to ensure that they