BRF358 - &1 is not a valid expression in 3-operand arithmetic &2

SAP Error Message - Details

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 358

• Message text: &1 is not a valid expression in 3-operand arithmetic &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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AnswerBot

• What is the cause and solution for SAP error message BRF358 - &1 is not a valid expression in 3-operand arithmetic &2 ?

  The SAP error message BRF358 indicates that there is an issue with an expression in a Business Rule Framework (BRF) application, specifically related to a 3-operand arithmetic operation. The error message format suggests that the first part (&1) is the invalid expression, and the second part (&2) provides additional context about the arithmetic operation.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Invalid Expression: The expression provided in the arithmetic operation is not valid. This could be due to syntax errors, unsupported data types, or incorrect references to variables or constants.
  Data Type Mismatch: The operands used in the arithmetic operation may not be compatible. For example, trying to perform arithmetic on a string or a non-numeric type.
  Missing Variables: If the expression references variables that are not defined or are out of scope, it can lead to this error.
  Logical Errors: The logic of the expression may not conform to the expected format for a 3-operand arithmetic operation.
  
  Solution:
  To resolve the BRF358 error, you can take the following steps:
  
  
  Check the Expression: Review the expression that is causing the error. Ensure that it follows the correct syntax for a 3-operand arithmetic operation. The typical format is operand1 operator operand2 result_variable.
  
  
  Validate Data Types: Ensure that all operands involved in the arithmetic operation are of compatible data types (e.g., all should be numeric).
  
  
  Define Missing Variables: If the expression references any variables, make sure they are defined and accessible in the context where the expression is being evaluated.
  
  
  Test the Expression: If possible, test the expression in a simpler context or with known values to isolate the issue.
  
  
  Consult Documentation: Refer to the SAP BRF documentation for specific guidelines on constructing expressions and the expected formats for arithmetic operations.
  
  
  Debugging: Use debugging tools available in SAP to trace the execution and identify where the expression fails.
  
  
  Related Information:
  
  SAP BRF Documentation: Check the official SAP documentation for Business Rule Framework for detailed information on expressions and arithmetic operations.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and how they resolved them.
  SAP Notes: Look for any relevant SAP Notes that might address known issues or provide patches related to BRF errors.
  
  By following these steps, you should be able to identify and correct the issue causing the BRF358 error in your SAP system.