How To Fix /IWFND/CM_MGW_EDP006 - Delete operation not supported by Entity &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW_EDP -

• Message number: 006

• Message text: Delete operation not supported by Entity &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 /IWFND/CM_MGW_EDP006 - Delete operation not supported by Entity &1 ?

  The SAP error message /IWFND/CM_MGW_EDP006 Delete operation not supported by Entity &1 typically occurs in the context of OData services when a DELETE operation is attempted on an entity that does not support deletion. This can happen for several reasons, and understanding the cause is essential for finding a solution.
  Cause
  
  
  Entity Configuration: The entity in question may not be configured to allow delete operations. This can be due to the way the OData service is defined in the backend (e.g., in the Data Model or Service Definition).
  
  
  Business Logic: The underlying business logic may dictate that certain entities cannot be deleted. For example, if the entity represents a critical business object (like a customer or order), the system may prevent deletion to maintain data integrity.
  
  
  Service Implementation: The implementation of the OData service may not include the necessary logic to handle DELETE requests for that entity.
  
  
  Authorization Issues: The user may not have the necessary permissions to perform a delete operation on that entity.
  
  
  Solution
  
  
  Check Entity Configuration: Review the OData service definition in the SAP Gateway Service Builder (transaction code SEGW). Ensure that the entity set allows DELETE operations. You can do this by checking the properties of the entity in the model.
  
  
  Modify Service Implementation: If the entity is intended to support deletion, ensure that the DELETE method is implemented in the corresponding DPC (Data Provider Class) of the OData service. You may need to implement the logic to handle the DELETE operation.
  
  
  Review Business Logic: If the entity is not meant to be deleted, consider whether the operation is appropriate. If deletion is necessary, you may need to adjust the business logic or create a new service that allows for deletion.
  
  
  Check Authorizations: Ensure that the user attempting the delete operation has the necessary authorizations. You can check this in the user roles and authorizations assigned to the user.
  
  
  Testing: After making any changes, test the OData service using tools like Postman or the SAP Gateway Client (transaction code /IWFND/GW_CLIENT) to ensure that the DELETE operation works as expected.
  
  
  Related Information
  
  SAP Gateway: Understanding how SAP Gateway works and how OData services are structured can help in troubleshooting these types of issues.
  OData Protocol: Familiarity with the OData protocol and its operations (GET, POST, PUT, DELETE) is essential for working with OData services.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide guidance on similar error messages.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.