How To Fix /IWBEP/CM_CP159 - Class '&1' does not implement interface '&2'

/IWBEP/CM_CP159 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 159

• Message text: Class '&1' does not implement interface '&2'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/IWBEP/CM_CP159 - Details

• The SAP error message /IWBEP/CM_CP159 Class '&1' does not implement interface '&2' typically occurs in the context of SAP Gateway and OData services. This error indicates that a specific class (denoted by &1) is expected to implement a certain interface (denoted by &2), but it does not. This can happen for various reasons, such as missing implementations, incorrect class definitions, or issues with the service registration.
  Cause
  
  Missing Implementation: The class that is supposed to implement the specified interface does not have the required methods defined.
  Incorrect Class Definition: The class may not be correctly defined or may not be activated in the system.
  Service Registration Issues: The OData service may not be properly registered or activated in the SAP Gateway.
  Transport Issues: If the class was transported from another system, it may not have been transported correctly, leading to missing implementations.
  
  Solution
  
  
  Check Class Implementation:
  
  Go to the ABAP Workbench (SE80) and check the class &1.
  Ensure that