How To Fix MDG_VALUE_MAPPING027 - Class does not implement the IF_MDG_CODE_MAPPER interface

MDG_VALUE_MAPPING027 - Overview

• Message type: E = Error

• Message class: MDG_VALUE_MAPPING -

• Message number: 027

• Message text: Class does not implement the IF_MDG_CODE_MAPPER interface

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.

MDG_VALUE_MAPPING027 - Details

• The SAP error message MDG_VALUE_MAPPING027 indicates that a class intended to be used for value mapping in SAP Master Data Governance (MDG) does not implement the required interface IF_MDG_CODE_MAPPER. This typically occurs when a custom class is created for value mapping but fails to adhere to the necessary interface requirements.
  
  Cause:
  
  Missing Interface Implementation: The custom class that is supposed to handle value mapping does not implement the IF_MDG_CODE_MAPPER interface.
  Incorrect Class Definition: The class may be incorrectly defined or not properly activated in the system.
  
  Configuration Issues: There may be issues in the configuration where the class is assigned, leading to the system not recognizing it as a valid mapper.
  
  
  Solution:
  
  
  Implement the Interface:
  
  Ensure that the custom class implements the IF_MDG_CODE_MAPPER interface. You can do this by adding the following line in the class definition:INTERFACES if_mdg_code_mapper.
  
  Implement all the required methods defined in the interface. You can find the methods by checking the interface definition in