How To Fix MODEL051 - There is a class with the name '&1' and a different type

MODEL051 - Overview

• Message type: E = Error

• Message class: MODEL - Modeling

• Message number: 051

• Message text: There is a class with the name '&1' and a different type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MODEL051 - There is a class with the name '&1' and a different type ?

  The SAP error message MODEL051 indicates that there is a conflict with a class name in the system. Specifically, it means that there is a class with the name specified (represented by &1 in the error message) that has a different type than what is expected. This typically occurs in the context of object-oriented programming in ABAP when there is a naming conflict or a type mismatch.
  
  Cause:
  
  Naming Conflict: The class name you are trying to use is already defined in the system, but it is associated with a different type (e.g., a different class type, interface, or function module).
  Type Mismatch: The class you are trying to reference may not be compatible with the expected type in the context where it is being used.
  Namespace Issues: If you are working in a system with multiple namespaces, the class might exist in a different namespace, leading to confusion.
  
  
  Solution:
  
  Check Class Definition: Use transaction code