How To Fix UD425 - At least one hierarchy model does not exist in the database

UD425 - Overview

• Message type: E = Error

• Message class: UD - EDM - Enterprise Data Model

• Message number: 425

• Message text: At least one hierarchy model does not exist in the database

What causes this issue?

The Data Modeler has identified a problem within the program. The
program attempted to read a data model from the database. This
model does not exist in the database.

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?

There is probably a data error. Please check if all data models
exist. In addition check that the data is correct via the consistency
check of the Data Modeler.
If all models really do exist, the problem is within the program in
the Data Modeler. Please refer this to your system administrator.

Error message extract from SAP system. Copyright SAP SE.

UD425 - Details

• The SAP error message UD425, which states "At least one hierarchy model does not exist in the database," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an attempt to access or manipulate a hierarchy that has not been defined or is missing in the database.
  
  Cause:
  
  
  Missing Hierarchy Model: The hierarchy model that you are trying to access or use does not exist in the database. This could be due to:
  
  The hierarchy was never created.
  The hierarchy was deleted or not activated.
  The hierarchy is not properly linked to the InfoObject or InfoProvider.
  
  
  
  Transport Issues: If the hierarchy was transported from one system to another (e.g., from development to production), it may not have been included in the transport request.
  
  
  Authorization Issues: The user may not have the necessary authorizations to view or access the hierarchy.
  
  
  Data Model Changes: Changes in the data model or InfoObjects that affect the