How To Fix /IWBEP/CM_V4_MED167 - Conversion exit '&1' already set: property '&2' of complex type '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 167

• Message text: Conversion exit '&1' already set: property '&2' of complex 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_MED167 - Conversion exit '&1' already set: property '&2' of complex type '&3' ?

  The SAP error message /IWBEP/CM_V4_MED167 indicates that there is an issue with the conversion exit for a complex type in an OData service. This error typically arises when there is an attempt to set a property of a complex type that has already been set, leading to a conflict.
  Cause:
  
  Duplicate Property Assignment: The error usually occurs when the same property of a complex type is being assigned multiple times in the same context, which is not allowed.
  Incorrect Mapping: There may be an issue with the mapping of the properties in the OData service, where the same property is being referenced or set incorrectly.
  Data Model Issues: The underlying data model may have inconsistencies or conflicts that lead to this error.
  
  Solution:
  
  
  Check the OData Service Implementation:
  
  Review the implementation of the OData service to ensure that properties of complex types are not being set multiple times.
  Look for any loops or conditions that might cause the same property to be set more than once.
  
  
  
  Review the Data Model:
  
  Ensure that the data model is correctly defined and that there are no duplicate definitions for properties in the complex type.
  Validate the structure of the complex type to ensure it aligns with the expected definitions.
  
  
  
  Debugging:
  
  Use debugging tools to trace the execution of the OData service and identify where the property is being set multiple times.
  Check the logs for any additional error messages that might provide more context.
  
  
  
  Adjust the Mapping:
  
  If you are using a mapping tool or framework, ensure that the mappings are correctly defined and do not lead to duplicate assignments.
  
  
  
  Testing:
  
  After making changes, thoroughly test the OData service to ensure that the error is resolved and that the service behaves as expected.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  OData Documentation: Review the OData documentation for best practices in defining complex types and handling properties.
  Community Forums: Engage with SAP community forums or support channels to see if others have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.