How To Fix RA186 - Method & already exists. You cannot create it again

SAP Error Message - Details

• Message type: E = Error

• Message class: RA - Monitoring structure dialog message

• Message number: 186

• Message text: Method & already exists. You cannot create it again

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RA186 - Method & already exists. You cannot create it again ?

  The SAP error message RA186 ("Method & already exists. You cannot create it again") typically occurs in the context of the SAP system when you are trying to create a method in a class or interface that already has a method with the same name. This is a common issue when working with ABAP (Advanced Business Application Programming) in SAP.
  Cause:
  
  Duplicate Method Name: The most common cause of this error is that you are attempting to create a method in a class or interface that already has a method defined with the same name and signature.
  Inheritance: If the class you are working on inherits from a superclass that already has a method with the same name, you may encounter this error when trying to redefine or create a method with the same name in the subclass.
  Namespace Issues: If you are working in a development environment with multiple developers, it is possible that another developer has already created a method with the same name in the same class or interface.
  
  Solution:
  
  Check Existing Methods: Before creating a new method, check the existing methods in the class or interface to see if a method with the same name already exists. You can do this by navigating to the class or interface definition in the ABAP Workbench (SE80 or SE24).
  Rename the Method: If you find that a method with the same name already exists, consider renaming your new method to avoid the conflict.
  Modify Existing Method: If your intention was to modify the existing method, you can do so instead of creating a new one. You can add additional functionality or change the implementation as needed.
  Check Inheritance: If you are working with inheritance, ensure that you are not trying to redefine a method from a superclass unless you intend to override it. If you do want to override it, use the REDEFINITION keyword in your method definition.
  Consult Documentation: If you are unsure about the method's purpose or how it is being used, consult the documentation or comments in the code to understand its functionality.
  
  Related Information:
  
  ABAP Workbench (SE80): This is the primary tool for developing and managing ABAP programs, classes, and interfaces in SAP.
  Class Builder (SE24): This transaction allows you to create and manage classes and interfaces, including their methods.
  Method Overriding: In object-oriented programming within ABAP, you can override methods from a superclass in a subclass. Ensure you are using the correct syntax and keywords.
  SAP Notes: Check SAP Notes for any specific issues or updates related to your version of SAP that might address this error.
  
  By following these steps, you should be able to resolve the RA186 error and successfully manage your methods in SAP.