How To Fix MDC_ADAPTER025 - Adapter Co. &1: Entry with Table &2 and Business System &3 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_ADAPTER - Messages for generic adapter implementations

• Message number: 025

• Message text: Adapter Co. &1: Entry with Table &2 and Business System &3 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_ADAPTER025 - Adapter Co. &1: Entry with Table &2 and Business System &3 already exists ?

  The SAP error message MDC_ADAPTER025 indicates that there is a conflict in the system regarding the configuration of the adapter. Specifically, it means that there is already an entry in the system for the specified table and business system combination. This typically occurs in the context of SAP Landscape Management or when configuring the SAP Master Data Governance (MDG) system.
  Cause:
  The error is caused by an attempt to create or register a new entry in the system that already exists. This can happen due to:
  
  Duplicate entries in the configuration tables.
  An attempt to register a business system that has already been registered.
  Issues with data consistency or integrity in the system.
  
  Solution:
  To resolve the MDC_ADAPTER025 error, you can follow these steps:
  
  
  Check Existing Entries:
  
  Use transaction codes like SLG1 (Application Log) or SE16N (Data Browser) to check the relevant tables for existing entries. Look for the specific table and business system mentioned in the error message.
  
  
  
  Identify Duplicates:
  
  If you find that the entry already exists, determine if it is indeed a duplicate or if there is a legitimate reason for the existing entry.
  
  
  
  Remove or Update Duplicates:
  
  If the entry is a duplicate and not needed, you can delete it or update it as necessary. Be cautious when deleting entries to avoid impacting other configurations.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the adapter and ensure that there are no misconfigurations that could lead to this error.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific adapter you are working with for any additional troubleshooting steps or known issues.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1, SE16N, and SM21 for logs and data inspection.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MDC_ADAPTER025 error.
  System Logs: Review system logs for any additional context or related errors that may help in diagnosing the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.