How To Fix OO277 - Method &1 &2 does not exist.

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 277

• Message text: Method &1 &2 does not exist.

What causes this issue?

The method could not be found. Check if the method is defined as part of
an enhancement.

System Response

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

How to fix this error?

If you want to implement the method and the method declaration is part
of an enhancement, you have to create the method implementation as
enhancement too.

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 OO277 - Method &1 &2 does not exist. ?

  The SAP error message OO277 ("Method &1 &2 does not exist") typically occurs when you are trying to call a method in an ABAP class that either does not exist or is not accessible in the current context. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Method Name Typo: The method name specified in the call may have a typo or may not match the method defined in the class.
  Class Name Typo: Similar to the method name, the class name may also be misspelled or incorrect.
  Method Visibility: The method may be private or protected, and you are trying to access it from outside its defined scope.
  Class Not Activated: The class containing the method may not be activated, leading to the method not being recognized.
  Incorrect Class Type: You may be trying to call a method on an object that is not of the expected class type.
  Inheritance Issues: If the method is defined in a superclass and you are trying to call it from a subclass, ensure that the method is correctly inherited.
  
  Solutions:
  
  Check Method and Class Names: Verify that both the method name and class name are spelled correctly in your code.
  Check Method Visibility: Ensure that the method is public or accessible from the context in which you are trying to call it.
  Activate the Class: If the class has not been activated, activate it in the ABAP Workbench (SE80 or SE24).
  Check Object Type: Ensure that the object you are calling the method on is of the correct class type.
  Review Inheritance: If applicable, check the inheritance structure to ensure that the method is available in the subclass.
  Debugging: Use debugging tools to step through the code and identify where the error occurs.
  
  Related Information:
  
  Transaction Codes: Use SE24 (Class Builder) to view and edit class definitions, and SE80 (Object Navigator) for a broader view of objects.
  Documentation: Refer to the SAP Help Portal or ABAP documentation for more details on class and method definitions.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues and solutions shared by other developers.
  
  By following these steps, you should be able to identify and resolve the OO277 error in your SAP environment.