How To Fix /IWBEP/CM_V4_MED225 - Invalid key property type '&1' set for property '&2' and entity type '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 225

• Message text: Invalid key property type '&1' set for property '&2' and entity type '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED225 - Invalid key property type '&1' set for property '&2' and entity type '&3' ?

  The SAP error message /IWBEP/CM_V4_MED225 indicates that there is an issue with the key property type defined for a specific property in an entity type within an OData service. This error typically arises when the key property type does not match the expected data type or format.
  Cause:
  
  Invalid Key Property Type: The key property defined in the OData service is not of a valid or expected type. For example, if a key property is defined as a string but is being treated as an integer, this mismatch can trigger the error.
  Incorrect Metadata Definition: The metadata for the OData service may have been incorrectly defined, leading to inconsistencies between the expected and actual data types.
  Model Configuration Issues: There may be issues in the way the data model is configured, such as incorrect annotations or missing definitions.
  
  Solution:
  
  Check Metadata Definition: Review the metadata definition for the entity type in question. Ensure that the key properties are defined with the correct data types.
  Correct Data Types: If you find that the key property type is incorrect, update the definition to match the expected type. This may involve changing the data type in the underlying database or in the OData service configuration.
  Regenerate the OData Service: If changes are made to the data model or metadata, regenerate the OData service to ensure that the changes are reflected.
  Test the Service: After making the necessary changes, test the OData service to ensure that the error no longer occurs and that the service behaves as expected.
  
  Related Information:
  
  OData Service Configuration: Familiarize yourself with how to configure OData services in SAP, including defining entity types, properties, and key properties.
  SAP Gateway: If you are using SAP Gateway, refer to the documentation for troubleshooting OData service issues.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving similar issues.
  Debugging: If the issue persists, consider using debugging tools to trace the execution of the OData service and identify where the mismatch occurs.
  
  By following these steps, you should be able to resolve the error and ensure that your OData service functions correctly.