How To Fix FDT_WD_SERVICE004 - BO structure cannot be read without knowledge about selected BO

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_WD_SERVICE - FDT_WD: Message class for messages in SFDT_WD_SERVICE

• Message number: 004

• Message text: BO structure cannot be read without knowledge about selected BO

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 FDT_WD_SERVICE004 - BO structure cannot be read without knowledge about selected BO ?

  The SAP error message FDT_WD_SERVICE004 typically indicates that there is an issue with reading the Business Object (BO) structure in the context of the SAP Fiori or SAP UI5 applications. This error often arises when the system cannot determine the appropriate Business Object based on the current selection or context.
  Cause:
  
  Missing or Incorrect BO Configuration: The Business Object may not be properly configured in the backend system, or the necessary metadata might be missing.
  Authorization Issues: The user may not have the required authorizations to access the Business Object or its structure.
  Incorrect Context: The application may not have the correct context or selection to identify the Business Object, leading to the inability to read its structure.
  Technical Issues: There could be technical issues such as inconsistencies in the data model or problems with the underlying service.
  
  Solution:
  
  Check BO Configuration: Ensure that the Business Object is correctly configured in the backend. Verify that all necessary metadata is available and correctly defined.
  Review Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to access the Business Object and its structure.
  Validate Context: Ensure that the application is correctly passing the context or selection required to identify the Business Object. This may involve debugging the application or reviewing the code.
  Check Service Implementation: If you are using a custom service, ensure that it is implemented correctly and that it can handle the requests being made by the application.
  Consult Logs: Review the application logs and system logs for any additional error messages or warnings that could provide more context about the issue.
  Test with Different Users: If possible, test the application with different user accounts to see if the issue is user-specific.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for the specific Business Object and the application you are working with to ensure compliance with best practices.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.