How To Fix RFAC_QUICKFIX105 - Generate class constructor

SAP Error Message - Details

• Message type: E = Error

• Message class: RFAC_QUICKFIX - Refactoring Messages

• Message number: 105

• Message text: Generate class constructor

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

Creates an empty class constructor for class &V1&.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RFAC_QUICKFIX105 - Generate class constructor ?

  The SAP error message RFAC_QUICKFIX105, which indicates an issue with generating a class constructor, typically arises in the context of ABAP programming, particularly when working with classes and methods in the ABAP Object-Oriented programming environment.
  Cause:
  The error RFAC_QUICKFIX105 usually occurs due to one of the following reasons:
  
  Missing Constructor Definition: The class does not have a constructor method defined, which is required for instantiating the class.
  Syntax Errors: There may be syntax errors in the class definition or in the constructor method itself.
  Inconsistent Class Declaration: The class might be declared in a way that does not align with the implementation, such as missing visibility keywords (e.g., PUBLIC, PRIVATE).
  Inheritance Issues: If the class is inheriting from a parent class, there may be issues with the constructor of the parent class not being properly called or defined.
  
  Solution:
  To resolve the RFAC_QUICKFIX105 error, you can follow these steps:
  
  
  Define a Constructor: Ensure that your class has a constructor method defined. You can do this by adding a method named CONSTRUCTOR within your class definition. For example:
  CLASS my_class DEFINITION.
    PUBLIC SECTION.
      METHODS: constructor.
  ENDCLASS.
  
  CLASS my_class IMPLEMENTATION.
    METHOD constructor.
      " Initialization code here
    ENDMETHOD.
  ENDCLASS.
  
  
  Check for Syntax Errors: Review your class definition and implementation for any syntax errors. Use the ABAP editor's syntax check feature to identify and correct any issues.
  
  
  Verify Class Declaration: Ensure that the class is declared correctly, including the visibility of methods and attributes. Make sure that the constructor is declared in the correct section (PUBLIC, PROTECTED, or PRIVATE).
  
  
  Handle Inheritance Properly: If your class is inheriting from another class, ensure that the parent class's constructor is being called correctly, if necessary. You can call the parent constructor using the SUPER keyword.
  CLASS my_subclass DEFINITION INHERITING FROM my_class.
    PUBLIC SECTION.
      METHODS: constructor.
  ENDCLASS.
  
  CLASS my_subclass IMPLEMENTATION.
    METHOD constructor.
      " Call the parent constructor
      super->constructor( ).
      " Additional initialization code here
    ENDMETHOD.
  ENDCLASS.
  
  
  Check for Other Dependencies: Ensure that all dependencies and references in your class are correctly defined and accessible.
  
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP documentation for ABAP programming, which provides detailed information on class definitions, constructors, and object-oriented programming principles.
  SAP Community: Engage with the SAP Community forums where developers discuss similar issues and share solutions.
  Debugging Tools: Utilize the ABAP debugger to step through your code and identify where the error is occurring.
  
  By following these steps, you should be able to resolve the RFAC_QUICKFIX105 error and successfully generate the class constructor in your ABAP program.