How To Fix /PLMB/SEA012 - Class &1 is not a valid implementation for interface &2

/PLMB/SEA012 - Overview

• Message type: E = Error

• Message class: /PLMB/SEA -

• Message number: 012

• Message text: Class &1 is not a valid implementation for interface &2

Self-Explanatory Message

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/PLMB/SEA012 - Details

• The SAP error message /PLMB/SEA012 Class &1 is not a valid implementation for interface &2 typically occurs in the context of SAP's PLM (Product Lifecycle Management) module, particularly when dealing with class and interface implementations in ABAP.
  
  Cause:
  This error indicates that the specified class (&1) does not correctly implement the specified interface (&2). This can happen due to several reasons:
  
  Missing Implementation: The class does not implement all the methods defined in the interface.
  Incorrect Class Type: The class might not be declared as implementing the interface in its definition.
  Syntax Errors: There may be syntax errors in the class definition or implementation that prevent it from being recognized as a valid implementation.
  Version Mismatch: The interface may have been updated, and the class has not been updated accordingly.
  Namespace Issues: The class or interface might be in a different namespace, leading to recognition issues.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Class Implementation:
  
  Go to