How To Fix COM_IL012 - Relationship type & does not allow opposite relationships

COM_IL012 - Overview

• Message type: E = Error

• Message class: COM_IL - Object Relationships (Interlinkages)

• Message number: 012

• Message text: Relationship type & does not allow opposite relationships

What causes this issue?

You tried to create a relationship from one object to another object.
However, this relationship cannot be created as the two objects already
have the opposite relationship to each other.

System Response

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

How can this happen?

Using an accessory relationship, product A is to be assigned to product
B.
However, this is not allowed if product B is already assigned to
product A as an accessory.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_IL012 - Relationship type & does not allow opposite relationships ?

  The SAP error message COM_IL012 indicates that there is an issue with the relationship type in the context of Integrated Logistics (IL) or Configuration Management. Specifically, it means that the relationship type you are trying to use does not allow for opposite relationships. This typically occurs when you are trying to create or modify a relationship between objects (like materials, BOMs, or other entities) in a way that is not permitted by the defined relationship types in the system.
  
  Cause:
  
  Incorrect Relationship Type: You may be trying to establish a relationship that is not allowed by the configuration of the relationship types in SAP. For example, if you are trying to create a bidirectional relationship where only a unidirectional relationship is allowed.
  
  Configuration Issues: The relationship types may not be configured correctly in the system, or the specific relationship you are trying to create is not defined to allow opposite relationships.
  Data Integrity Issues: