How To Fix MDC_ADAPTER018 - Selection of a Change Req. Type for Match Groups with Errors is required

MDC_ADAPTER018 - Overview

• Message type: E = Error

• Message class: MDC_ADAPTER - Messages for generic adapter implementations

• Message number: 018

• Message text: Selection of a Change Req. Type for Match Groups with Errors is required

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_ADAPTER018 - Selection of a Change Req. Type for Match Groups with Errors is required ?

  The SAP error message MDC_ADAPTER018, which states "Selection of a Change Req. Type for Match Groups with Errors is required," typically occurs in the context of SAP Master Data Governance (MDG) when there are issues related to the processing of change requests for master data.
  
  Cause:
  This error usually arises when:
  
  Missing Change Request Type: The system requires a specific change request type to be selected for processing match groups that contain errors. If this type is not specified, the system cannot proceed.
  
  Configuration Issues: There may be configuration issues in the MDG settings that prevent the system from recognizing or processing the change request types correctly.
  Data Integrity Issues: There may be inconsistencies or errors in the data that are being processed, which require a specific change request type to handle.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Select a Change Request Type:
  
  When prompted by the error message, ensure that you select an