How To Fix N2M045 - Changes to association group are not allowed

N2M045 - Overview

• Message type: E = Error

• Message class: N2M - Global Trade: Item Category Management

• Message number: 045

• Message text: Changes to association group are not allowed

What causes this issue?

You want to assign a new association group to item &V1&.

System Response

You cannot assign a new association group as associations already exist
for the item.

How to fix this error?

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

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 N2M045 - Changes to association group are not allowed ?

  The SAP error message N2M045, which states "Changes to association group are not allowed," typically occurs in the context of SAP's Master Data Management (MDM) or when dealing with certain data structures in SAP systems, particularly in relation to the handling of association groups in the context of business partner or material master data.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  
  Locked Data: The association group you are trying to modify is locked or in a state that does not allow changes. This can happen if the data is currently being used by another process or if it is in a status that prohibits modifications.
  
  
  System Configuration: The system may be configured to prevent changes to certain association groups based on business rules or settings in the configuration.
  
  
  Data Integrity Constraints: There may be data integrity constraints that prevent changes to the association group to maintain consistency in the data