How To Fix OO_SOURCE_BASED026 - Interface section of &1 is inconsistently declared, no save possible.

SAP Error Message - Details

• Message type: E = Error

• Message class: OO_SOURCE_BASED - WB - Class Builder - Messages for the source-b. Class Editor

• Message number: 026

• Message text: Interface section of &1 is inconsistently declared, no save possible.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO_SOURCE_BASED026 - Interface section of &1 is inconsistently declared, no save possible. ?

  The SAP error message "OO_SOURCE_BASED026: Interface section of &1 is inconsistently declared, no save possible" typically occurs in the context of ABAP Object-Oriented programming when there is an inconsistency in the declaration of an interface in a class or an interface itself. This can happen for several reasons, including:
  Causes:
  
  
  Inconsistent Method Signatures: The methods declared in the interface may not match the implementations in the class or other interfaces. This includes differences in parameter types, return types, or method names.
  
  
  Missing or Extra Methods: If a class that implements an interface does not implement all the methods declared in the interface, or if it has additional methods that are not part of the interface, this can lead to inconsistencies.
  
  
  Changes in Interface: If the interface has been modified (e.g., methods added or removed) after the class was created, and the class has not been updated accordingly, this can cause the error.
  
  
  Visibility Issues: If