How To Fix /IBX/UIF029 - Request &1 is an abstract class

/IBX/UIF029 - Overview

• Message type: E = Error

• Message class: /IBX/UIF -

• Message number: 029

• Message text: Request &1 is an abstract class

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IBX/UIF029 - Request &1 is an abstract class ?

  The SAP error message /IBX/UIF029 Request &1 is an abstract class typically indicates that there is an attempt to instantiate or use an abstract class in a way that is not allowed. In object-oriented programming, an abstract class is a class that cannot be instantiated on its own and is meant to be subclassed. This error often arises in the context of SAP applications that utilize the ABAP programming language.
  
  Cause:
  
  Abstract Class Usage: The error occurs when the system tries to create an instance of an abstract class directly, which is not permitted. Abstract classes are designed to provide a base for other classes and should only be used through their concrete subclasses.
  Incorrect Configuration: There may be a configuration issue where the system is incorrectly referencing the abstract class instead of a concrete implementation.
  Development Error: A developer may have mistakenly called a method or function that is defined in an abstract