How To Fix FEH_COSTOMIZING004 - Class &1 does not implement interface IF_ECH_ACTION

SAP Error Message - Details

• Message type: E = Error

• Message class: FEH_COSTOMIZING - Messages for ECH Customizing

• Message number: 004

• Message text: Class &1 does not implement interface IF_ECH_ACTION

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FEH_COSTOMIZING004 - Class &1 does not implement interface IF_ECH_ACTION ?

  The SAP error message FEH_COSTOMIZING004 indicates that a class specified in your configuration does not implement the required interface IF_ECH_ACTION. This typically occurs in the context of the SAP Fiori Elements or the SAP Fiori app development, where certain classes are expected to implement specific interfaces to ensure proper functionality.
  Cause:
  
  Missing Implementation: The class specified in the error message does not implement the IF_ECH_ACTION interface. This could be due to a missing or incorrectly defined class.
  Incorrect Class Assignment: The class assigned in the configuration might not be the intended one or might have been changed or deleted.
  Development Errors: If you are developing custom logic, there might be an oversight in the implementation of the required methods of the interface.
  
  Solution:
  
  
  Check Class Implementation:
  
  Verify that the class mentioned in the error message is correctly implemented and that it includes the necessary methods defined in the IF_ECH_ACTION interface.
  If the class does not implement the interface, you will need to modify the class to implement it.
  
  
  
  Correct Class Assignment:
  
  Ensure that the class assigned in the configuration is the correct one that is supposed to implement the IF_ECH_ACTION interface.
  If you have recently changed the class or its implementation, revert to the previous version or update the configuration accordingly.
  
  
  
  Implement Missing Methods:
  
  If you are developing a custom class, ensure that all methods required by the IF_ECH_ACTION interface are implemented correctly.
  
  
  
  Check for Transport Issues:
  
  If this issue arose after a transport, ensure that all necessary objects were transported correctly and that there are no missing dependencies.
  
  
  
  Debugging:
  
  Use the ABAP debugger to trace where the error occurs and check the instantiation of the class to ensure it is being called correctly.
  
  
  
  Related Information:
  
  Interface Documentation: Review the documentation for IF_ECH_ACTION to understand the methods that need to be implemented.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues may have been addressed.
  
  By following these steps, you should be able to resolve the error and ensure that your class correctly implements the required interface.