How To Fix AH478 - Inconsist. installation structure for device/register &1 from instln &2

AH478 - Overview

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 478

• Message text: Inconsist. installation structure for device/register &1 from instln &2

What causes this issue?

At least one of the following entries are incorrect for device/register
with logical number &V1& from installation &V2&:
You must specify a <DS:DE.PREISKLA>price class</> if you set the
<LS>Pay rental price</> indicator.
You must specify a <DS:DE.TARIFART>rate type</> if you set the <LS>Pay
rental price</> indicator.
The installation structure is therefore inconsistent.

System Response

Installation &V2& cannot be billed.

How to fix this error?

Correct the installation structure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH478 - Inconsist. installation structure for device/register &1 from instln &2 ?

  The SAP error message AH478 indicates an inconsistency in the installation structure for a specific device or register. This error typically arises in the context of SAP IS-U (Industry Solution for Utilities) when there are discrepancies in the data related to the installation or device management.
  
  Cause:
  The error can be caused by several factors, including:
  
  Data Inconsistency: There may be inconsistencies in the master data for the installation or device. This could be due to incorrect or incomplete data entries.
  Changes in Configuration: If there have been recent changes to the configuration of devices or installations, it may lead to inconsistencies.
  Missing or Incorrect Assignments: The device or register may not be correctly assigned to the installation, or there may be missing links in the data structure.
  Transport Issues: If changes were transported from one system to another, it could lead to inconsistencies if not all related objects were transported correctly.
  
  
  Solution:
  To resolve the AH478 error,