How To Fix FDT_EXPRESSIONS455 - Object has to be a BOR object, an ABAP class or a business class

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 455

• Message text: Object has to be a BOR object, an ABAP class or a business class

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS455 - Object has to be a BOR object, an ABAP class or a business class ?

  The SAP error message FDT_EXPRESSIONS455 indicates that there is an issue with the type of object being used in a context where a Business Object Repository (BOR) object, an ABAP class, or a business class is expected. This error typically arises in the context of using the SAP Fiori Design Tools or when working with expressions in the context of SAP UI5 applications.
  Cause:
  The error occurs when:
  
  An expression or function is trying to reference an object that is not recognized as a valid BOR object, ABAP class, or business class.
  The object being referenced may be incorrectly defined, or it may not exist in the system.
  There may be a mismatch in the expected data type or structure of the object being used in the expression.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Object Type: Ensure that the object you are trying to use is indeed a BOR object, ABAP class, or business class. Verify that the object exists in the system and is correctly defined.
  
  
  Review Expression Syntax: Double-check the syntax of the expression you are using. Ensure that it adheres to the expected format and that all referenced objects are correctly spelled and accessible.
  
  
  Validate Object Accessibility: Make sure that the object is accessible in the context where you are trying to use it. This may involve checking authorization or visibility settings.
  
  
  Debugging: If you are working in a development environment, use debugging tools to trace the execution and see where the error is being triggered. This can provide insights into what might be going wrong.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific context in which you are working (e.g., Fiori, UI5, etc.) to understand the requirements for the objects being used.
  
  
  Seek Help from Community or Support: If the issue persists, consider reaching out to the SAP community forums or SAP support for assistance. Provide them with details about the context in which the error occurs, including any relevant code snippets or configurations.
  
  
  Related Information:
  
  Business Object Repository (BOR): A framework in SAP that allows for the definition and management of business objects.
  ABAP Classes: Object-oriented programming in SAP using the ABAP language, where classes are defined to encapsulate data and behavior.
  SAP Fiori and UI5: Modern user interface technologies used in SAP applications, which often involve expressions and bindings that may reference various objects.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.