How To Fix FDT_WD_EXPRESSION001 - Element type &1 unit field cannot be initial

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_WD_EXPRESSION -

• Message number: 001

• Message text: Element type &1 unit field cannot be initial

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_WD_EXPRESSION001 - Element type &1 unit field cannot be initial ?

  The SAP error message FDT_WD_EXPRESSION001 indicates that there is an issue with a field in a Web Dynpro application, specifically that an element type's unit field cannot be initialized or is not allowed to be empty. This typically occurs in scenarios where a unit of measure (UoM) is expected but not provided.
  
  Cause:
  
  Missing Unit of Measure: The field that is expected to have a unit of measure is either not populated or is set to an initial value (like blank or null).
  Data Binding Issues: There may be a problem with how the data is bound in the Web Dynpro application, leading to the unit field not being correctly initialized.
  Configuration Errors: The configuration of the Web Dynpro component or the underlying data model may not be set up correctly, leading to this error.
  
  
  Solution:
  
  Check Data Input: Ensure that the unit field is populated with a valid value before the application attempts to process