How To Fix MDC_MAT_MODEL001 - Material &1 from source record &2 of system &3 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_MAT_MODEL -

• Message number: 001

• Message text: Material &1 from source record &2 of 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_MAT_MODEL001 - Material &1 from source record &2 of system &3 already exists ?

  The SAP error message MDC_MAT_MODEL001 indicates that there is an attempt to create or import a material model that already exists in the system. This error typically arises in the context of Material Management (MM) or when working with Master Data Governance (MDG) in SAP.
  Cause:
  The error occurs when:
  
  You are trying to create a new material model (or a related object) that has the same key or identifier as an existing one in the system.
  The source record (indicated by &2) is attempting to create a material model that already exists in the target system (indicated by &3).
  There may be a duplicate entry in the data being imported or created.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Existing Records:
  
  Verify if the material model with the specified identifier already exists in the system. You can do this by searching for the material model using transaction codes like MM03 (Display Material) or using relevant reports.
  
  
  
  Modify the Data:
  
  If you are importing data, ensure that the data being imported does not contain duplicates. You may need to modify the source data to ensure that each material model has a unique identifier.
  
  
  
  Use Different Identifiers:
  
  If you need to create a new material model, ensure that you are using a unique identifier that does not conflict with existing records.
  
  
  
  Data Cleansing:
  
  If you are working with a large dataset, consider implementing data cleansing processes to remove duplicates before importing data into the system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to material management and data import processes for additional guidance on handling duplicates.
  
  
  
  Error Handling in Custom Programs:
  
  If this error arises from a custom program or interface, ensure that proper error handling is implemented to check for existing records before attempting to create new ones.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Master Data Governance: If you are using MDG, review the configuration settings and data models to ensure they are set up correctly to prevent duplicates.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.