How To Fix /IWBEP/CM_CP035 - Proxy model class '&1' does not implement required interface '&2'

/IWBEP/CM_CP035 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 035

• Message text: Proxy model class '&1' does not implement required interface '&2'

Self-Explanatory Message

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/IWBEP/CM_CP035 - Details

• The SAP error message /IWBEP/CM_CP035 Proxy model class '&1' does not implement required interface '&2' typically occurs in the context of SAP Gateway and OData services. This error indicates that a proxy model class, which is expected to implement a specific interface, does not do so. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause
  
  
  Missing Interface Implementation: The proxy model class (represented by &1) is expected to implement a specific interface (represented by &2), but it does not. This can happen if the class was not generated correctly or if there were changes in the underlying data model that were not reflected in the proxy class.
  
  
  Inconsistent Metadata: If the metadata of the OData service has changed (e.g., fields added or removed) and the corresponding proxy class has not been updated, this error can occur.
  
  
  Development Environment Issues: Sometimes, issues in the development environment, such as missing dependencies or incorrect