How To Fix USMD1652 - Navigation not possible, relationship is no foreign key relationship

USMD1652 - Overview

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 652

• Message text: Navigation not possible, relationship is no foreign key relationship

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1652 - Navigation not possible, relationship is no foreign key relationship ?

  The SAP error message USMD1652, which states "Navigation not possible, relationship is no foreign key relationship," typically occurs in the context of SAP Master Data Governance (MDG) when trying to navigate between entities or data models that are not properly linked through foreign key relationships.
  
  Cause:
  
  
  Missing Foreign Key Relationship: The primary cause of this error is that the relationship you are trying to navigate does not have a defined foreign key relationship in the underlying data model. This means that the system does not recognize how the two entities are related.
  
  
  Incorrect Configuration: The data model may not be configured correctly, or the relationships between the entities may not have been set up properly in the MDG configuration.
  
  
  Data Model Changes: If there have been recent changes to the data model or relationships, it is possible that the navigation paths have not been updated accordingly.
  
  
  
  Solution:
  
  
  Check Data Model Configuration:
  
  Go to the MDG data model