How To Fix HRPBSUSPA01012 - & is an interface. Only global classes are allowed.

HRPBSUSPA01012 - Overview

• Message type: E = Error

• Message class: HRPBSUSPA01 - US Federal Messages (validation tool)

• Message number: 012

• Message text: & is an interface. Only global classes are allowed.

Self-Explanatory Message

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HRPBSUSPA01012 - Details

• The SAP error message HRPBSUSPA01012 typically indicates that there is an issue with the use of classes in the context of an interface. This error arises when a non-global class is being used in a situation where only global classes are permitted. 
  
  Cause:
  
  Non-Global Class Usage: The error occurs when a class that is defined as local (i.e., not global) is being referenced in an interface or in a context where only global classes are allowed.
  Incorrect Class Definition: The class might not be defined correctly in the ABAP Dictionary, or it might be defined in a package that is not accessible in the current context.
  Scope Issues: The scope of the class might not be appropriate for the interface being implemented or used.
  
  
  Solution:
  
  
  Change Class Definition: Ensure that the class being used is defined as a global class. You can do this by:
  
  Going to the ABAP Workbench (SE80).
  Finding the class in question.
  Checking its