How To Fix FDT_EXPRESSIONS811 - Function call &1 not possible, &2 parameter &3 has a raw type

FDT_EXPRESSIONS811 - Overview

• Message type: E = Error

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

• Message number: 811

• Message text: Function call &1 not possible, &2 parameter &3 has a raw type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS811 - Function call &1 not possible, &2 parameter &3 has a raw type ?

  The SAP error message FDT_EXPRESSIONS811 indicates that there is an issue with a function call in your SAP application. Specifically, the error states that the function call is not possible because one of the parameters being passed to the function has a "raw type." This typically occurs in the context of using expressions in the SAP Fiori or SAP UI5 applications, particularly when dealing with data types in ABAP or when using the FDT (Form Data Tool).
  
  Cause:
  
  Raw Type Parameter: The error is triggered when a function is called with a parameter that is of a raw type (e.g., RAW, XSTRING, etc.). These types are not compatible with the expected data types for the function being called.
  Data Type Mismatch: The function you are trying to invoke expects a specific data type for its parameters, and passing a raw type does not meet those expectations.
  Incorrect Function Usage: The function may not be