How To Fix MDG_VALUE_MAPPING003 - Internal List ID &1, List agency ID &2, List version &3 already defined

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_VALUE_MAPPING -

• Message number: 003

• Message text: Internal List ID &1, List agency ID &2, List version &3 already defined

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 MDG_VALUE_MAPPING003 - Internal List ID &1, List agency ID &2, List version &3 already defined ?

  The SAP error message MDG_VALUE_MAPPING003 indicates that there is an attempt to create or define a value mapping that already exists in the system. Specifically, the error message states that an internal list with the specified List ID, List Agency ID, and List Version is already defined.
  Cause:
  The error typically occurs due to one of the following reasons:
  
  Duplicate Entry: You are trying to create a new value mapping entry that has the same List ID, List Agency ID, and List Version as an existing entry in the system.
  Data Migration or Upload Issues: If you are importing or migrating data, there may be duplicate records being uploaded.
  Configuration Errors: There may be a misconfiguration in the value mapping settings that leads to attempts to create duplicates.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Entries:
  
  Navigate to the relevant transaction or application where value mappings are defined (e.g., MDG or relevant customizing transactions).
  Search for the existing entries using the List ID, List Agency ID, and List Version mentioned in the error message.
  If you find an existing entry, you may need to modify or delete it if it is not needed.
  
  
  
  Modify Your Input:
  
  If you are trying to create a new mapping, ensure that the List ID, List Agency ID, and List Version you are using are unique and do not conflict with existing entries.
  
  
  
  Data Migration:
  
  If this error occurs during a data migration process, review the data being imported to ensure there are no duplicates. You may need to clean up the data before re-attempting the import.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to value mapping to ensure you are following the correct procedures for creating or modifying mappings.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for further assistance, especially if you suspect a bug or system issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MDG_MAT for material governance or other related transactions for managing value mappings.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Customizing Settings: Review the customizing settings for value mapping in your SAP system to ensure they are correctly configured.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.