How To Fix /BOBF/CONF440 - Exporting parameter structure &1 of action &2 is not a flat structure

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CONF -

• Message number: 440

• Message text: Exporting parameter structure &1 of action &2 is not a flat structure

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CONF440 - Exporting parameter structure &1 of action &2 is not a flat structure ?

  The SAP error message /BOBF/CONF440 indicates that there is an issue with the structure of the exporting parameter in a Business Object Framework (BOF) action. Specifically, it states that the exporting parameter structure is not a flat structure, which is a requirement for certain actions in the BOF.
  Cause:
  
  Non-Flat Structure: The exporting parameter structure defined for the action is hierarchical or nested, which is not allowed for the specific action you are trying to execute.
  Incorrect Configuration: The action might have been incorrectly configured in the Business Object, leading to the expectation of a flat structure.
  Data Model Issues: The data model associated with the Business Object may have been designed in a way that does not comply with the flat structure requirement.
  
  Solution:
  
  
  Check Structure Definition: Review the definition of the exporting parameter structure in the action configuration. Ensure that it is defined as a flat structure. This means that it should not contain any nested tables or complex types.
  
  
  Modify Action Configuration: If the action is intended to work with a flat structure, modify the action configuration to ensure that the exporting parameters are defined correctly. You may need to create a new flat structure if necessary.
  
  
  Use Flat Structures: If you need to pass complex data, consider flattening the structure or using multiple flat structures instead of a single nested one.
  
  
  Review Documentation: Check the SAP documentation for the Business Object Framework to understand the requirements for exporting parameters and actions. This can provide insights into how to properly configure your action.
  
  
  Testing: After making changes, test the action again to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Business Object Framework (BOF): This framework allows for the creation and management of business objects in SAP applications. Understanding how actions and parameters work within this framework is crucial for troubleshooting.
  Flat vs. Hierarchical Structures: In SAP, flat structures are simple data types without nested elements, while hierarchical structures can contain nested tables or complex types. Actions in BOF often require flat structures for simplicity and performance.
  SAP Notes and Community: Check SAP Notes for any known issues or patches related to this error. The SAP Community forums can also be a valuable resource for finding solutions from other users who have encountered similar issues.
  
  By following these steps, you should be able to resolve the error message /BOBF/CONF440 and ensure that your action is configured correctly within the SAP Business Object Framework.