How To Fix BRF563 - System unable to interpret WHEN value '&1' as a figure

SAP Error Message - Details

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 563

• Message text: System unable to interpret WHEN value '&1' as a figure

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Change the WHEN value to match the result typing of the CASE expression.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRF563 - System unable to interpret WHEN value '&1' as a figure ?

  The SAP error message BRF563 indicates that the Business Rule Framework (BRF) is unable to interpret a specified value as a numeric figure. This typically occurs when a rule is trying to evaluate a condition that involves a numeric comparison, but the value provided is not in a format that can be recognized as a number.
  Cause:
  
  Incorrect Data Type: The value being passed to the rule is not a numeric type. It could be a string or another data type that cannot be converted to a number.
  Formatting Issues: The value may contain characters that are not valid in a numeric context, such as letters, special characters, or incorrect decimal separators (e.g., using a comma instead of a period).
  Null or Empty Values: If the value is null or empty, the system cannot interpret it as a number.
  
  Solution:
  
  Check Input Values: Review the input values being passed to the BRF rule. Ensure that they are indeed numeric and do not contain any invalid characters.
  Data Type Validation: Ensure that the data types of the variables used in the rule are correctly defined. If a variable is expected to be numeric, it should be defined as such in the BRF configuration.
  Format Correction: If the value is coming from an external source, ensure that it is formatted correctly. For example, if the system expects a decimal number, ensure that the decimal separator is correct based on the system's locale settings.
  Error Handling: Implement error handling in your BRF rules to manage cases where the input value cannot be interpreted as a number. This can help prevent the error from occurring in the first place.
  Debugging: Use the BRF debugging tools to trace the execution of the rules and identify where the incorrect value is being introduced.
  
  Related Information:
  
  BRF+ Documentation: Refer to the official SAP documentation for BRF+ for detailed information on data types and rule definitions.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling this error.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the BRF563 error and implement a solution to resolve it.