Message type: E = Error
Message class:  /IWBEP/CM_V4_MED -  
Message number: 132
Message text: Ref. constr.: Nav. prop. '&1' in '&2': principal property '&3' not found
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The SAP error message /IWBEP/CM_V4_MED132 typically occurs in the context of OData services when there is an issue with navigation properties in the data model. This error indicates that a principal property referenced in a navigation property is not found. Here’s a breakdown of the components of the error message:
Cause: The error is usually caused by one of the following: The navigation property defined in the OData service is referencing a principal property that does not exist in the entity type. There may be a mismatch in the naming of the properties, such as a typo or incorrect casing. The entity type might not be properly defined in the data model, or the associations between entities are not correctly set up.
Solution: To resolve this error, you can take the following steps: Check the Entity Definition: Verify that the entity type associated with the navigation property is correctly defined in the data model. Ensure that
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