How To Fix SDME_MDB328 - A key area already exists

SDME_MDB328 - Overview

• Message type: E = Error

• Message class: SDME_MDB - DME: Maintenance Dialog Builder

• Message number: 328

• Message text: A key area already exists

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 SDME_MDB328 - A key area already exists ?

  The SAP error message SDME_MDB328: A key area already exists typically occurs in the context of the SAP Sales and Distribution (SD) module, particularly when dealing with master data management or when trying to create or modify certain key areas in the system.
  
  Cause:
  This error usually indicates that there is an attempt to create a key area (such as a customer, material, or other master data) that already exists in the system. The system is designed to prevent duplicate entries for key areas to maintain data integrity.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Entries: 
  
  Verify if the key area you are trying to create already exists. You can do this by searching for the specific customer, material, or other relevant master data in the SAP system.
  Use transaction codes like XD03 (for customer), MM03 (for material), or VD03 (for vendor) to check existing records.
  
  
  
  Modify Existing Entry:
  
  If the key area