How To Fix USMD1528 - Data model &1, entity type &2: Hierarchy indicator is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 528

• Message text: Data model &1, entity type &2: Hierarchy indicator is not allowed

What causes this issue?

In Customizing activity <DS:SIMG.MDG_VC_USMD006>Define Field Properties
for UI</>, entity type &V2& has been set to invisible to end users
(VC_USM006). Therefore, it must not have a hierarchy.

System Response

The system cannot activate the data model.

How to fix this error?

Deselect the hierarchy indicator for entity type &V2& in Customizing
activity <DS:SIMG.FMDM_USMD001>Edit Data Model</>.

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 USMD1528 - Data model &1, entity type &2: Hierarchy indicator is not allowed ?

  The SAP error message USMD1528 typically occurs in the context of SAP Master Data Governance (MDG) when working with data models and entity types. This error indicates that a hierarchy indicator is not allowed for the specified data model and entity type.
  Cause:
  The error is triggered when you attempt to use a hierarchy indicator in a data model or entity type where it is not permitted. This can happen due to several reasons:
  
  Configuration Issues: The data model or entity type may not be configured to support hierarchical structures.
  Incorrect Data Model: The entity type you are working with may not be designed to handle hierarchy indicators.
  Versioning or Compatibility: There may be versioning issues or compatibility problems with the data model or the SAP system.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Data Model Configuration:
  
  Review the configuration of the data model and ensure that the entity type is set up correctly to support hierarchy indicators.
  Verify that the hierarchy indicator is defined in the data model for the specific entity type.
  
  
  
  Review Entity Type Settings:
  
  Check the settings of the entity type in the data model. Ensure that it is intended to support hierarchical data.
  If the entity type is not meant to support hierarchies, remove any hierarchy indicators you are trying to use.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific data model and entity type to understand the limitations and requirements regarding hierarchy indicators.
  
  
  
  System Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve compatibility issues.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists, consider reaching out to SAP support for assistance. Provide them with the details of the error message and the context in which it occurs.
  
  
  
  Related Information:
  
  SAP Master Data Governance (MDG): This is a solution that helps organizations manage their master data across various domains.
  Data Model Configuration: Understanding how to configure data models and entity types in SAP MDG is crucial for effective data governance.
  Hierarchy Indicators: These are used to define relationships between data entities, allowing for structured data representation.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.