How To Fix SADL_GW039 - Entity '&1' action '&2' parameter '&3': Name clash with entity key

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GW -

• Message number: 039

• Message text: Entity '&1' action '&2' parameter '&3': Name clash with entity key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_GW039 - Entity '&1' action '&2' parameter '&3': Name clash with entity key ?

  The SAP error message SADL_GW039 indicates that there is a name clash between an action parameter and the entity key in the context of the SAP ABAP programming model, particularly when using the SAP Data Access Layer (SADL) for OData services.
  Cause:
  This error typically occurs when:
  
  An action parameter in your OData service has the same name as one of the keys of the entity. In OData, entity keys are used to uniquely identify records, and having a parameter with the same name can lead to ambiguity.
  The OData service is trying to process a request where the parameter name conflicts with the entity's key name, which can confuse the framework about which value to use.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Rename the Action Parameter: Change the name of the action parameter so that it does not conflict with the entity key. For example, if your entity has a key named ID, you could rename the action parameter from ID to something like ActionID or InputID.
  
  
  Check the OData Service Definition: Review the OData service definition in the service implementation to ensure that the parameter names are distinct from the entity keys.
  
  
  Regenerate the Service: After making changes to the parameter names, regenerate the OData service and ensure that the changes are reflected in the service metadata.
  
  
  Test the Service: After making the changes, test the OData service to ensure that the error is resolved and that the service behaves as expected.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the OData service and SADL for more details on naming conventions and best practices.
  SAP Community: Engage with the SAP Community forums for discussions related to similar issues and solutions shared by other developers.
  Debugging: If the issue persists, consider using debugging tools to trace the execution and identify where the name clash is occurring.
  
  By following these steps, you should be able to resolve the SADL_GW039 error and ensure that your OData service functions correctly without naming conflicts.