How To Fix BIL015 - Installation &1 does not have a clear hierarchy level

BIL015 - Overview

• Message type: E = Error

• Message class: BIL - General billing

• Message number: 015

• Message text: Installation &1 does not have a clear hierarchy level

What causes this issue?

A <DS:DE.HIGHLEVINST>higher-level installation</> is entered for
secondary installation &v1& on &v2&. This entry is <ZH>inconsistent</>.
Example:
An installation group comprises the primary installation 1000 and the
secondary installations 1010, 1020, 1030, and 1040.
Secondary installation 1010 uses the higher-level installation 1020.
Secondary installation 1020 uses the higher-level installation 1030.
Secondary installation 1030 uses the higher-level installation 1010.
Secondary installation 1040 uses the higher-level installation 1000.
Result: The hierarchy is inconsistent, since the secondary installations
1010, 1020, and 1030 do not use the main installation as their
higher-level installation.

System Response

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

How to fix this error?

Change your settings so that the secondary installations use the correct
higher-level installation.

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 BIL015 - Installation &1 does not have a clear hierarchy level ?

  The SAP error message BIL015, which states "Installation &1 does not have a clear hierarchy level," typically occurs in the context of billing or contract management within SAP. This error indicates that the system is unable to determine the hierarchy level for a specific installation, which is necessary for processing billing or related transactions.
  
  Cause:
  
  Missing Hierarchy Assignment: The installation may not be properly assigned to a hierarchy level in the system. This can happen if the installation was created without the necessary hierarchy information.
  
  Configuration Issues: There may be issues with the configuration of the hierarchy levels in the system, leading to inconsistencies.
  Data Inconsistencies: There could be inconsistencies in the master data related to the installation, such as missing or incorrect entries in the relevant tables.
  Changes in Hierarchy Structure: If there have been recent changes to the hierarchy structure, existing installations may not have been updated accordingly.
  
  
  Solution:
  
  Check Installation Data: Verify the installation