How To Fix FDT_BRS202 - Wrong parameter format, ensure correct code usage in Managed system (BRS)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_BRS - BRFplus Business Rule Services

• Message number: 202

• Message text: Wrong parameter format, ensure correct code usage in Managed system (BRS)

What causes this issue?

The system has tried to process a call to a BRFplus function in the
managed system. However, the parameters passed to the function do not
comply with the requirements set forth for parameter passing to BRFplus
functions.

System Response

The function cannot be called.

How to fix this error?

Make sure the parameters passed to a BRFplus function are compliant with
the formal requirements.
Ensure that BRS code template is used for calling the function in
managed system. (CL_FDT_BRS_PROCESSOR)

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_BRS202 - Wrong parameter format, ensure correct code usage in Managed system (BRS) ?

  The SAP error message FDT_BRS202: Wrong parameter format, ensure correct code usage in Managed system (BRS) typically occurs in the context of the Business Rule Framework (BRF+) when there is an issue with the parameters being passed to a function or rule. This error can arise due to various reasons, including incorrect data types, invalid values, or misconfigured settings.
  Causes:
  
  Incorrect Parameter Types: The parameters being passed to a BRF+ function may not match the expected data types. For example, passing a string where a number is expected.
  Invalid Values: The values provided for the parameters may not be valid according to the business rules defined in BRF+.
  Configuration Issues: There may be issues with the configuration of the BRF+ application or the rules themselves.
  Version Mismatch: If there are different versions of the BRF+ application or rules being used, it may lead to compatibility issues.
  Transport Issues: If the BRF+ rules were transported from one system to another, there may be inconsistencies or missing dependencies.
  
  Solutions:
  
  Check Parameter Types: Review the parameters being passed to the BRF+ function and ensure they match the expected data types. Adjust the code accordingly.
  Validate Input Values: Ensure that the values being passed are valid and conform to the expected formats defined in the BRF+ rules.
  Review BRF+ Configuration: Check the configuration of the BRF+ application and ensure that all rules and functions are correctly set up.
  Test in Development Environment: If possible, replicate the issue in a development environment to debug and identify the root cause without affecting production.
  Check for Updates: Ensure that you are using the latest version of the BRF+ application and that all relevant patches have been applied.
  Consult Documentation: Refer to the SAP documentation for BRF+ to understand the expected parameter formats and any specific requirements.
  Transport Consistency: If the issue arose after a transport, verify that all necessary objects and dependencies were included in the transport request.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to BRF+ and the specific error message for any known issues or fixes.
  BRF+ Documentation: Review the official SAP documentation for BRF+ to understand the framework's capabilities and limitations.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  Debugging Tools: Utilize SAP debugging tools to trace the execution of the BRF+ rules and identify where the parameter format is being violated.
  
  By following these steps, you should be able to diagnose and resolve the FDT_BRS202 error effectively.