/IWFND/CM_MGW_EDP005 - Update operation not supported by Entity &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW_EDP -

• Message number: 005

• Message text: Update 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.

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AnswerBot

• What is the cause and solution for SAP error message /IWFND/CM_MGW_EDP005 - Update operation not supported by Entity &1 ?

  The SAP error message /IWFND/CM_MGW_EDP005 Update operation not supported by Entity &1 typically occurs in the context of OData services when you attempt to perform an update operation (HTTP PUT or PATCH) on an entity that does not support such operations. This can happen for several reasons:
  Causes:
  
  Entity Configuration: The entity in question may be configured as read-only in the OData service definition. This means that it does not allow update operations.
  Service Implementation: The backend implementation of the OData service may not have the necessary logic to handle update requests for that particular entity.
  Entity Set Restrictions: The entity set may have restrictions that prevent updates, such as being a derived entity or a specific type of entity that is not meant to be modified.
  Authorization Issues: There may be authorization issues preventing the update operation from being executed, although this typically results in a different error message.
  
  Solutions:
  
  Check Entity Configuration: Review the OData service definition in the SAP Gateway Service Builder (transaction code SEGW) to ensure that the entity is not marked as read-only. If it is, you may need to change its configuration to allow updates.
  Implement Update Logic: If the entity is intended to support updates, ensure that the corresponding update logic is implemented in the service's data provider class (DPC). This includes implementing the update_entity method.
  Review Entity Set: Check if the entity set is designed to allow updates. If it is a derived entity or has specific restrictions, consider whether it should be modified or if a different approach is needed.
  Test with Different Data: Sometimes, the issue may be related to the specific data being sent in the update request. Ensure that the data conforms to the expected format and constraints.
  Check Authorization: Ensure that the user has the necessary authorizations to perform update operations on the entity.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SEGW (Service Builder) to manage OData services and SE80 (Object Navigator) to check the implementation of the service.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error.
  Debugging: If you have access, consider debugging the OData service to trace the execution flow and identify where the error is occurring.
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary changes to resolve it.