How To Fix BRF539 - Incompatible typing of expression (&1) and field (&2)

BRF539 - Overview

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 539

• Message text: Incompatible typing of expression (&1) and field (&2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BRF539 - Incompatible typing of expression (&1) and field (&2) ?

  The SAP error message BRF539, which states "Incompatible typing of expression (&1) and field (&2)," typically occurs in the context of Business Rule Framework (BRF) when there is a type mismatch between an expression and a field in a rule or decision table.
  
  Cause:
  The error arises when:
  
  The data type of the expression (e.g., a variable, constant, or function) does not match the expected data type of the field it is being compared to or assigned to.
  For example, if the expression is of type "String" and the field is of type "Integer," this will trigger the error.
  
  
  Solution:
  To resolve the BRF539 error, you can take the following steps:
  
  
  Check Data Types: Review the data types of both the expression and the field. Ensure that they are compatible. You can do this by:
  
  Navigating to the relevant rule or decision table in BRF.
  Checking the data type definitions for both the expression and the field.
  
  
  
  Modify Expression or