How To Fix BRF174 - Constant &1 in expression &2 could not be converted

SAP Error Message - Details

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 174

• Message text: Constant &1 in expression &2 could not be converted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BRF174 - Constant &1 in expression &2 could not be converted ?

  The SAP error message BRF174 indicates that there is an issue with the conversion of a constant in a Business Rule Framework (BRF) expression. This error typically arises when the system is unable to convert a constant value to the expected data type in the context of the expression being evaluated.
  Cause:
  
  Data Type Mismatch: The constant defined in the expression does not match the expected data type. For example, if the expression expects a numeric value but receives a string, this error can occur.
  Invalid Constant Definition: The constant may not be defined correctly in the BRF configuration, leading to conversion issues.
  Expression Logic Error: There may be a logical error in the expression that leads to an invalid reference to the constant.
  
  Solution:
  
  Check Data Types: Review the data types of the constants and ensure they match the expected types in the expression. You can do this by checking the definition of the constant and the context in which it is used.
  Validate Constant Definitions: Ensure that all constants used in the expression are correctly defined and accessible. Check for any typos or misconfigurations.
  Review Expression Logic: Analyze the logic of the expression to ensure that it is correctly referencing the constants and that the operations being performed are valid for the data types involved.
  Testing: After making changes, test the expression to ensure that it evaluates correctly without errors.
  
  Related Information:
  
  BRF+ Documentation: Refer to the official SAP documentation for BRF+ to understand how constants and expressions are defined and used.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling this error.
  Debugging Tools: Utilize debugging tools within SAP to trace the execution of the BRF expression and identify where the conversion is failing.
  
  If the issue persists after following these steps, consider reaching out to SAP support or consulting with a technical expert familiar with BRF+ configurations.