How To Fix ARBFND_TOOLS027 - Class &1 does not inherit from CL_ARBERP_MAP_OUT or CL_ARBERP_MAP_IN

SAP Error Message - Details

• Message type: E = Error

• Message class: ARBFND_TOOLS - Message class for package ARBFND_FRAMEWORK

• Message number: 027

• Message text: Class &1 does not inherit from CL_ARBERP_MAP_OUT or CL_ARBERP_MAP_IN

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ARBFND_TOOLS027 - Class &1 does not inherit from CL_ARBERP_MAP_OUT or CL_ARBERP_MAP_IN ?

  The SAP error message ARBFND_TOOLS027 indicates that a class you are trying to use does not inherit from the expected base classes CL_ARBERP_MAP_OUT or CL_ARBERP_MAP_IN. This typically occurs in the context of data mapping or transformation processes in SAP, particularly when working with the Application Interface Framework (AIF) or similar integration scenarios.
  Cause:
  
  Incorrect Class Definition: The class you are trying to use is not defined correctly. It should inherit from one of the specified classes (CL_ARBERP_MAP_OUT for output mapping or CL_ARBERP_MAP_IN for input mapping).
  Missing Implementation: The class may be missing the necessary methods or properties that are required by the base class.
  Typographical Error: There could be a typo in the class name or in the configuration where the class is being referenced.
  
  Solution:
  
  
  Check Class Inheritance:
  
  Open the class in the ABAP Workbench (transaction SE80 or SE24).
  Verify that the class is correctly inheriting from either CL_ARBERP_MAP_OUT or CL_ARBERP_MAP_IN.
  If it is not, modify the class definition to inherit from the appropriate base class.
  
  
  
  Implement Required Methods:
  
  Ensure that all required methods from the base class are implemented in your class. This may include methods for data transformation, validation, or other processing tasks.
  
  
  
  Review Configuration:
  
  Check the configuration settings where this class is being used. Ensure that the correct class name is specified and that there are no typographical errors.
  
  
  
  Testing:
  
  After making the necessary changes, test the functionality to ensure that the error is resolved and that the class behaves as expected.
  
  
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for the Application Interface Framework (AIF) or the specific module you are working with for more details on class requirements and usage.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this error or provide additional guidance.
  Community Forums: Consider searching or posting on SAP community forums (like SAP Community or Stack Overflow) for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and ensure that your class is correctly set up for the intended mapping functionality.