How To Fix /BOBF/FRW034 - Buffer class of node &1 does not implement Cloneable interface

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/FRW -

• Message number: 034

• Message text: Buffer class of node &1 does not implement Cloneable interface

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/FRW034 - Buffer class of node &1 does not implement Cloneable interface ?

  The SAP error message /BOBF/FRW034 Buffer class of node &1 does not implement Cloneable interface typically occurs in the context of the Business Object Processing Framework (BOPF) in SAP. This error indicates that the buffer class associated with a specific node in a BOPF business object does not implement the Cloneable interface, which is required for certain operations, such as cloning instances of the buffer class.
  Cause:
  
  Buffer Class Implementation: The buffer class for the specified node (&1) is not implementing the Cloneable interface. This is a requirement for the BOPF framework to manage instances of business objects effectively.
  Custom Development: If the business object or node was custom-developed, the developer may have forgotten to implement the Cloneable interface in the buffer class.
  Configuration Issues: There may be issues in the configuration of the BOPF business object that lead to this error.
  
  Solution:
  
  
  Implement Cloneable Interface:
  
  If you have access to the source code of the buffer class, you need to implement the Cloneable interface. This typically involves:
  CLASS lhc_buffer_class DEFINITION
    INHERITING FROM cl_abap_buffer
    FINAL
    CREATE PUBLIC.
  PUBLIC SECTION.
    INTERFACES if_cloneable.
  ENDCLASS.
  
  Ensure that the clone method is properly defined to handle the cloning of the object.
  
  
  
  Check BOPF Configuration:
  
  Review the BOPF configuration for the business object and ensure that all nodes and their associated buffer classes are correctly defined.
  If you are using standard SAP BOPF objects, check for any notes or updates from SAP that might address this issue.
  
  
  
  Testing:
  
  After making changes, test the business object to ensure that the error no longer occurs and that the functionality works as expected.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for BOPF and the specific business object you are working with for additional guidance on implementing buffer classes and the requirements for cloning.
  
  
  
  SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is related to standard SAP functionality.
  
  
  
  Related Information:
  
  BOPF Documentation: Familiarize yourself with the BOPF framework and its components, including nodes, buffer classes, and the cloning mechanism.
  ABAP Development: Understanding ABAP object-oriented programming principles, especially regarding interfaces and class inheritance, will be beneficial.
  SAP Notes: Check for any relevant SAP Notes that might provide fixes or workarounds for this specific error message.
  
  By addressing the implementation of the Cloneable interface in the buffer class, you should be able to resolve the error and ensure proper functionality of the BOPF business object.