How To Fix USMD1004 - Data model &1: Entity type &2 was removed

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 004

• Message text: Data model &1: Entity type &2 was removed

What causes this issue?

There is already an active version of the data model. To prevent loss of
data, an entity type with this status cannot be removed.

System Response

The entity type cannot be removed.

How to fix this error?

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

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 USMD1004 - Data model &1: Entity type &2 was removed ?

  The SAP error message USMD1004 indicates that a specific entity type within a data model has been removed. This error typically occurs in the context of SAP Master Data Governance (MDG) when there are inconsistencies or issues with the data model configuration.
  Cause:
  
  Entity Type Removal: The entity type mentioned in the error message has been removed from the data model. This could happen due to changes in the data model configuration, such as deleting an entity type that is still referenced in some processes or configurations.
  Configuration Issues: There may be inconsistencies in the configuration of the data model, such as missing or incorrectly defined relationships between entities.
  Transport Issues: If the data model was transported from one system to another, there might be issues with the transport that led to the removal of the entity type.
  
  Solution:
  
  
  Check Data Model Configuration: 
  
  Go to the MDG data model configuration and verify if the entity type mentioned in the error message is indeed removed. If it is, you may need to restore it or adjust your configuration accordingly.
  Ensure that all necessary entity types are correctly defined and that their relationships are intact.
  
  
  
  Review Transport Requests: 
  
  If the issue arose after a transport, check the transport logs to see if there were any errors or warnings related to the data model. You may need to re-transport the correct version of the data model.
  
  
  
  Adjust References: 
  
  If the entity type has been intentionally removed, ensure that all references to it in other configurations, such as workflows, validations, or UI configurations, are also removed or updated.
  
  
  
  Consult Documentation: 
  
  Review the SAP documentation for your specific version of MDG to understand the implications of removing an entity type and the best practices for managing data models.
  
  
  
  Testing: 
  
  After making changes, perform thorough testing to ensure that the data model functions as expected and that no other errors arise.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on data model management in MDG.
  MDG Community: Engage with the SAP community forums or support channels for additional insights or similar experiences from other users.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP MDG data model configuration to better understand how to manage entity types effectively.
  
  By following these steps, you should be able to resolve the USMD1004 error and ensure that your data model is correctly configured.