How To Fix /IWBEP/CM_MED029 - Class must not be used because interface '&1' not implemented

/IWBEP/CM_MED029 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_MED -

• Message number: 029

• Message text: Class must not be used because interface '&1' not implemented

Self-Explanatory Message

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/IWBEP/CM_MED029 - Details

• The SAP error message /IWBEP/CM_MED029 Class must not be used because interface '&1' not implemented typically occurs in the context of SAP Gateway and OData services. This error indicates that a class is being used that does not implement a required interface, which is necessary for the proper functioning of the OData service.
  
  Cause:
  
  Missing Interface Implementation: The class in question is expected to implement a specific interface (denoted by &1 in the error message), but it does not. This can happen if the class was not properly defined or if the interface was not implemented in the class definition.
  Incorrect Class Usage: The class may be incorrectly configured in the OData service or in the service definition.
  Development Errors: If the class was recently modified or created, there may have been an oversight in implementing the required interfaces.
  
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the class mentioned in the error message.
  Verify that the required interface (indicated