How To Fix /AIF/ERROR_HANDLING008 - Class &1 does not implement interface &2 or cannot be instantiated

/AIF/ERROR_HANDLING008 - Overview

• Message type: E = Error

• Message class: /AIF/ERROR_HANDLING -

• Message number: 008

• Message text: Class &1 does not implement interface &2 or cannot be instantiated

Self-Explanatory Message

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/AIF/ERROR_HANDLING008 - Details

• The SAP error message /AIF/ERROR_HANDLING008 indicates that there is an issue with a class in the Application Interface Framework (AIF) that is expected to implement a specific interface but either does not implement it or cannot be instantiated. This error typically arises in scenarios where AIF is used for message processing, and it is unable to handle a message due to the class/interface mismatch.
  
  Cause:
  
  Class Not Implementing Interface: The specified class (&1) does not implement the required interface (&2). This could be due to a coding error or an oversight during development.
  Class Cannot Be Instantiated: The class might be abstract or not properly defined, which means it cannot be instantiated. This can happen if the class is missing a constructor or if it is declared as abstract.
  
  Configuration Issues: There may be configuration issues in AIF where the wrong class is assigned to handle a specific interface.
  Transport Issues: If the class was