How To Fix MDG_MAT_LOADER_MSG006 - Material & already exists; Material rejected; overwrite not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_MAT_LOADER_MSG - Message class for Loader

• Message number: 006

• Message text: Material & already exists; Material rejected; overwrite not allowed

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 MDG_MAT_LOADER_MSG006 - Material & already exists; Material rejected; overwrite not allowed ?

  The SAP error message MDG_MAT_LOADER_MSG006 indicates that there is an attempt to create or load a material that already exists in the system, and the operation is being rejected because overwriting existing data is not allowed. This error typically occurs in the context of SAP Master Data Governance (MDG) when trying to load material master data.
  Cause:
  
  Duplicate Material Number: The material number you are trying to create already exists in the system.
  Configuration Settings: The system may be configured to prevent overwriting existing materials, which is a common practice to maintain data integrity.
  Data Load Process: During the data load process, if the material number is not unique or if the data being loaded conflicts with existing records, this error will be triggered.
  
  Solution:
  
  
  Check for Existing Material: Before attempting to create a new material, check if the material number already exists in the system. You can do this by using transaction codes like MM03 (Display Material) or using the relevant reports.
  
  
  Use a Different Material Number: If the material already exists and you need to create a new entry, consider using a different, unique material number.
  
  
  Review Configuration Settings: If you need to allow overwriting of existing materials, review the configuration settings in your MDG system. This may involve changing the settings in the data model or the governance process to allow updates to existing materials.
  
  
  Data Load Process: If you are using a data load process (like LSMW or a custom data upload program), ensure that the data being uploaded does not contain duplicates or conflicts with existing records.
  
  
  Consult Documentation: Refer to the SAP documentation or your organization's guidelines on material master data management to understand the specific rules and processes in place.
  
  
  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 for any SAP Notes related to MDG and material master data that might provide additional insights or solutions.
  Data Governance Policies: Review your organization's data governance policies to ensure compliance with data management practices.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the error and successfully manage your material master data in SAP MDG.