How To Fix RSRV224 - Class &1 has implemented type &2 but not interface &3

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 224

• Message text: Class &1 has implemented type &2 but not interface &3

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 RSRV224 - Class &1 has implemented type &2 but not interface &3 ?

  The SAP error message RSRV224 indicates that a class has implemented a specific type but has not implemented a required interface. This typically occurs in the context of ABAP programming and can affect the functionality of certain objects, particularly in the context of Business Intelligence (BI) or BW (Business Warehouse) environments.
  Cause:
  
  Class Implementation Issue: The class in question is expected to implement a specific interface, but it does not. This can happen if the class was modified or if the interface was changed or removed.
  Inconsistent Object Definitions: There may be inconsistencies between the class definition and the interface definition, leading to this error.
  Transport Issues: If the class or interface was transported from one system to another, it may not have been transported correctly, leading to missing implementations.
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the ABAP Workbench (SE80) and locate the class mentioned in the error message.
  Verify that the class implements the required interface. If it does not, you may need to modify the class to implement the interface correctly.
  
  
  
  Implement Missing Interface:
  
  If the class is supposed to implement the interface, add the necessary methods defined in the interface to the class.
  Ensure that the method signatures match those defined in the interface.
  
  
  
  Review Changes:
  
  If recent changes were made to the class or interface, review those changes to ensure that they are correct and complete.
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and transported correctly.
  
  
  
  Re-activate the Class:
  
  Sometimes, simply re-activating the class can resolve the issue. Go to the class in SE80 and activate it again.
  
  
  
  Consult Documentation:
  
  Review any relevant documentation or notes related to the class and interface to ensure compliance with expected implementations.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SE80 (Object Navigator) or SE24 (Class Builder) to investigate the class and interface.
  Debugging: If the error persists, consider debugging the application to trace where the error occurs and gather more context.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  If you are unable to resolve the issue after following these steps, consider reaching out to your SAP support team or consulting with an experienced ABAP developer for further assistance.