How To Fix OO090 - &1 is a method of the class &2

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 090

• Message text: &1 is a method of the class &2

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message OO090 - &1 is a method of the class &2 ?

  The SAP error message "OO090 &1 is a method of the class &2" typically occurs in the context of Object-Oriented ABAP programming. This error indicates that there is an attempt to call a method that is not recognized as a valid method of the specified class. 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 exist in the class definition.
  Class Not Found: The class specified may not be defined or may not be accessible in the current context.
  Visibility Issues: The method may be private or protected, and the calling context does not have the necessary access rights.
  Incorrect Class Instantiation: The object from which the method is being called may not be an instance of the class that contains the method.
  Method Signature Mismatch: The parameters being passed to the method may not match the expected signature.
  
  Solutions:
  
  Check Method Name: Verify that the method name is spelled correctly and matches the definition in the class.
  Verify Class Definition: Ensure that the class is defined and that the method exists within that class.
  Access Modifiers: Check the visibility of the method. If it is private or protected, ensure that you are calling it from an appropriate context.
  Correct Object Instantiation: Make sure that the object you are using to call the method is an instance of the correct class.
  Parameter Check: Review the method signature and ensure that you are passing the correct number and type of parameters.
  Debugging: Use debugging tools to step through the code and identify where the error occurs.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP documentation for Object-Oriented ABAP to understand the principles of class and method definitions.
  SE80 / SE24: Use transaction codes SE80 (Object Navigator) or SE24 (Class Builder) to explore the class and its methods.
  Error Handling: Implement error handling in your code to gracefully manage situations where a method call might fail.
  SAP Community: Engage with the SAP Community forums for additional insights and solutions from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the OO090 error in your SAP ABAP code.