How To Fix AJ864 - Sec. installation &1: Impermissible change to primary installation &4

AJ864 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 864

• Message text: Sec. installation &1: Impermissible change to primary installation &4

What causes this issue?

The installation group characteristics of secondary installation &v1&
must not change in the period &v2& to &v3&. The
<DS:DE.INSTGRTYPE>grouping type</> of the corresponding primary
installation &v4& must also remain the same in this period.

System Response

The billing of installation &v1& is cancelled.

How to fix this error?

Try not to change the installation group characteristics of primary
installations. If you do, you must bill all secondary installations up
to the date when the changes were made.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ864 - Sec. installation &1: Impermissible change to primary installation &4 ?

  The SAP error message AJ864 indicates that there is an impermissible change being attempted on a primary installation in the context of a secondary installation. This typically occurs in scenarios involving the management of installations, such as in the context of SAP IS-U (Industry Solution for Utilities) or similar modules where installations and their relationships are managed.
  
  Cause:
  The error message AJ864 is triggered when:
  
  An attempt is made to change a secondary installation in a way that violates the rules governing the relationship between primary and secondary installations.
  The system detects that the change would lead to an inconsistency in the installation hierarchy or violate business rules defined in the system.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Change Attempt: Check the specific change you are trying to make to the secondary installation. Ensure that it is permissible according to the business rules defined in your SAP system.
  
  
  Check Installation Relationships: Verify the