BRF135 - No implementing classes found

SAP Error Message - Details

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 135

• Message text: No implementing classes found

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 BRF135 - No implementing classes found ?

  The SAP error message BRF135 ("No implementing classes found") typically occurs in the context of the Business Rule Framework (BRF) in SAP. This error indicates that the system is unable to find any implementing classes for a specific rule or function that you are trying to execute. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Missing Implementing Classes: The most common cause is that the implementing classes for the rules or functions you are trying to use have not been defined or are not available in the system.
  Incorrect Configuration: There may be a misconfiguration in the BRF settings or the ruleset that is being used.
  Transport Issues: If the BRF rules were transported from one system to another, the implementing classes may not have been included in the transport request.
  Authorization Issues: Lack of proper authorizations to access the implementing classes can also lead to this error.
  
  Solutions:
  
  
  Check Implementing Classes: 
  
  Go to the BRF workbench and check if the implementing classes are defined for the rules you are trying to execute.
  Ensure that the classes are correctly implemented and activated.
  
  
  
  Review Configuration:
  
  Verify the configuration of the BRF rules and ensure that all necessary components are correctly set up.
  Check if the ruleset is correctly linked to the implementing classes.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, ensure that all necessary objects, including implementing classes, were included in the transport request.
  Check the transport logs for any errors or warnings.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the BRF rules has the necessary authorizations to access the implementing classes.
  Review the authorization roles assigned to the user.
  
  
  
  Debugging:
  
  If you have access to the development environment, you can debug the BRF execution to identify where the error is occurring.
  Look for any additional error messages or logs that might provide more context.
  
  
  
  Related Information:
  
  BRF Documentation: Refer to the official SAP documentation for the Business Rule Framework for detailed information on how to set up and manage rules and implementing classes.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the BRF135 error and implement a solution to resolve it.