How To Fix PPEENG109 - Type of &1 between &2 and &3 has not been defined

PPEENG109 - Overview

• Message type: E = Error

• Message class: PPEENG - iPPE Engine Messages

• Message number: 109

• Message text: Type of &1 between &2 and &3 has not been defined

What causes this issue?

You have tried to create an iPPE relationship between objects &v2& and
&v3&. Type &v1& for this relationship has not been defined in
Customizing.

System Response

The system refuses to create/process relationships if their type has
not been defined in Customizing.

How to fix this error?

Select a type for the relationship that has been defined in
Customizing.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

PPEENG109 - Details

• The SAP error message PPEENG109 typically indicates that there is a problem with the configuration of a specific type of object or entity in the system. This error often arises in the context of Production Planning and Execution (PPE) or related modules where certain types of data or relationships are expected but not defined.
  
  Cause:
  The error message "Type of &1 between &2 and &3 has not been defined" suggests that the system is trying to reference a type (denoted by &1) between two entities (denoted by &2 and &3) that has not been configured or defined in the system. This could be due to:
  
  Missing Configuration: The required type or relationship has not been set up in the system.
  Incorrect Data Entry: There may be a typo or incorrect entry in the data that is being processed.
  Custom Development: If there are custom developments or enhancements, they may not be correctly implemented or may