How To Fix TN791 - The class &1 does not contain method &2

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 791

• Message text: The class &1 does not contain method &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TN791 - The class &1 does not contain method &2 ?

  The SAP error message TN791 indicates that the specified class does not contain the method that is being called. This can occur in various scenarios, such as when you are trying to invoke a method on an object of a class that either does not exist or has not been defined correctly.
  Cause:
  
  Method Not Defined: The method you are trying to call does not exist in the specified class.
  Typographical Error: There may be a typo in the method name or class name.
  Incorrect Class: The object you are working with may not be an instance of the class you think it is.
  Visibility Issues: The method may be private or protected, and you are trying to access it from outside its scope.
  Version Mismatch: If you are working with different versions of a class, the method may have been removed or renamed in the version you are using.
  
  Solution:
  
  Check Method Definition: Verify that the method you are trying to call is defined in the specified class. You can do this by navigating to the class in the ABAP Workbench (SE80 or SE24) and checking its methods.
  Correct Typographical Errors: Ensure that there are no typos in the method name or class name in your code.
  Verify Object Type: Make sure that the object you are calling the method on is indeed an instance of the correct class. You can use the TYPE statement or CLASS method to check the type of the object.
  Access Modifiers: If the method is private or protected, ensure that you are accessing it from the appropriate context (e.g., within the same class or a subclass).
  Check for Updates: If you are working in a system where classes are frequently updated, check if the method has been removed or renamed in the latest version of the class.
  
  Related Information:
  
  Debugging: Use the debugger to step through the code and identify where the error occurs. This can help you understand the context in which the method is being called.
  Documentation: Refer to the SAP documentation for the specific class and method to understand its intended use and any changes that may have occurred in recent updates.
  Community Forums: If you are unable to resolve the issue, consider reaching out to SAP community forums or support for additional assistance.
  
  By following these steps, you should be able to identify the cause of the TN791 error and implement the appropriate solution.