How To Fix BRF189 - Conversion of different currencies is not supported (&1 &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 189

• Message text: Conversion of different currencies is not supported (&1 &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BRF189 - Conversion of different currencies is not supported (&1 &2) ?

  The SAP error message BRF189, which states "Conversion of different currencies is not supported (&1 &2)," typically occurs in the context of Business Rule Framework (BRF) when there is an attempt to perform operations involving different currencies without proper handling or conversion.
  Cause:
  
  Currency Mismatch: The error arises when the system encounters a situation where two different currencies are being compared or processed without a defined conversion mechanism.
  Missing Currency Conversion Logic: The BRF rules may not have the necessary logic to handle currency conversion, leading to this error when the system tries to execute a rule involving multiple currencies.
  Incorrect Configuration: The configuration of the BRF rules or the underlying data may not be set up to handle currency conversions properly.
  
  Solution:
  
  Check Currency Settings: Ensure that the currencies involved in the operation are correctly defined in the system. Verify that the currency types are set up properly in the relevant master data.
  Implement Currency Conversion Logic: If the business logic requires handling multiple currencies, implement the necessary currency conversion logic in the BRF rules. This may involve using standard SAP functions or custom logic to convert currencies before performing operations.
  Use Currency Conversion Tables: Utilize SAP's currency conversion tables (like TCURR) to fetch the appropriate exchange rates and perform conversions as needed.
  Review BRF Rules: Go through the BRF rules to ensure that they are designed to handle scenarios involving multiple currencies. Modify the rules to include checks or conversions where necessary.
  Testing: After making changes, thoroughly test the BRF rules with various currency combinations to ensure that the error does not occur again.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for BRF and currency handling for more detailed guidance on implementing currency conversion.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional insights into handling currency conversions in BRF.
  Community Forums: Engage with SAP community forums or support channels for shared experiences and solutions from other users who may have encountered the same issue.
  
  By addressing the currency mismatch and ensuring that the BRF rules are equipped to handle different currencies, you should be able to resolve the BRF189 error effectively.