How To Fix USMD1068 - Data model &1, entity type &2: Invalid relationship with entity type &3

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 068

• Message text: Data model &1, entity type &2: Invalid relationship with entity type &3

What causes this issue?

Entity types with <DS:DE.USMD_USAGE_TYPE>storage and use type</> <LS>4
</> cannot be used in relationships as the from-entity type.

System Response

The data model cannot be saved or activated.

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 USMD1068 - Data model &1, entity type &2: Invalid relationship with entity type &3 ?

  The SAP error message USMD1068 typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue with the relationships defined between different entity types in a data model. This error indicates that there is an invalid relationship between the specified entity types, which can prevent the proper functioning of data governance processes.
  Cause:
  The error message USMD1068 can be triggered by several factors, including:
  
  
  Incorrect Relationship Definition: The relationship between the entity types may not be correctly defined in the data model. This could be due to missing or incorrect configuration in the data model.
  
  
  Inconsistent Data: There may be inconsistencies in the data that violate the defined relationships. For example, if an entity is expected to have a relationship with another entity but does not, this can lead to the error.
  
  
  Model Changes: If there have been recent changes to the data model, such as adding or removing relationships, and the changes have not been properly propagated or validated, this can cause the error.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or modify the relationships between the entity types.
  
  
  Solution:
  To resolve the USMD1068 error, you can take the following steps:
  
  
  Check Relationship Definitions: Review the data model configuration in the SAP MDG system. Ensure that the relationships between the specified entity types are correctly defined and that all necessary relationships are in place.
  
  
  Validate Data: Check the data for the involved entity types to ensure that it adheres to the defined relationships. Look for any missing or incorrect entries that could be causing the issue.
  
  
  Review Recent Changes: If there have been recent changes to the data model, verify that these changes have been correctly implemented and that they do not conflict with existing relationships.
  
  
  Authorization Check: Ensure that the user encountering the error has the necessary authorizations to access and modify the relationships between the entity types.
  
  
  Consult Documentation: Refer to the SAP documentation for Master Data Governance to understand the specific requirements and configurations for the relationships between entity types.
  
  
  Debugging: If the issue persists, consider using debugging tools to trace the error and identify the exact point of failure in the relationship handling.
  
  
  SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context to help them diagnose the problem.
  
  
  Related Information:
  
  SAP MDG Documentation: Review the official SAP documentation for Master Data Governance to understand the concepts of data models, entity types, and relationships.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and to share solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP MDG that can help you navigate and manage data models and relationships (e.g., MDGIMG for configuration).
  
  By following these steps, you should be able to identify and resolve the cause of the USMD1068 error in your SAP MDG environment.