How To Fix /IWBEP/CM_CP170 - Patch request requires (partial) business data

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 170

• Message text: Patch request requires (partial) business data

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_CP170 - Patch request requires (partial) business data ?

  The SAP error message /IWBEP/CM_CP170 Patch request requires (partial) business data typically occurs in the context of SAP Gateway and OData services when a patch request is made without the necessary business data being provided. This error is often related to the handling of OData services, particularly when trying to update or modify existing records.
  Cause:
  
  Missing Required Fields: The patch request may be missing required fields that are necessary for the update operation. In OData services, certain fields may be mandatory for a successful update.
  Incorrect Data Format: The data being sent in the patch request may not conform to the expected format or structure defined in the OData service.
  Service Configuration Issues: There may be issues with the configuration of the OData service or the underlying business logic that prevents the patch request from being processed correctly.
  Authorization Issues: The user making the request may not have the necessary permissions to access or modify the data.
  
  Solution:
  
  Check Required Fields: Review the OData service documentation to identify any required fields that must be included in the patch request. Ensure that all necessary data is being sent.
  Validate Data Format: Ensure that the data being sent in the patch request matches the expected format. This includes checking data types, lengths, and any specific formatting requirements.
  Review Service Implementation: Check the implementation of the OData service to ensure that it is correctly handling patch requests. Look for any custom logic that may be causing the issue.
  Debugging: Use transaction codes like /IWFND/ERROR_LOG to check for any additional error messages or logs that can provide more context about the failure.
  Authorization Check: Verify that the user has the necessary authorizations to perform the patch operation on the specified entity.
  Testing with Postman or Similar Tools: If possible, use tools like Postman to manually test the patch request and see if you can replicate the issue outside of the application context.
  
  Related Information:
  
  OData Protocol: Understanding the OData protocol and how it handles CRUD operations can provide insights into how to structure your requests.
  SAP Gateway: Familiarize yourself with SAP Gateway concepts, as it plays a crucial role in exposing OData services.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific version of SAP Gateway you are using.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By addressing the above points, you should be able to resolve the error and successfully execute the patch request.