How To Fix MDG_BS_MAT_ACCESS001 - Material Number not set

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_BS_MAT_ACCESS - Message class for MDG Material Access Layer

• Message number: 001

• Message text: Material Number not set

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_BS_MAT_ACCESS001 - Material Number not set ?

  The SAP error message MDG_BS_MAT_ACCESS001 ("Material Number not set") typically occurs in the context of SAP Master Data Governance (MDG) when there is an attempt to access or process a material record that does not have a material number assigned. This can happen during various operations, such as creating, updating, or retrieving material data.
  Causes:
  
  Missing Material Number: The most straightforward cause is that the material number has not been assigned to the material record in the system.
  Incorrect Configuration: There may be issues with the configuration of the material master data or the MDG process that prevents the material number from being generated or assigned.
  Data Transfer Issues: If data is being transferred from another system or during a data migration process, the material number may not have been included or correctly mapped.
  User Input Error: During manual entry, the user may have forgotten to input the material number or made a mistake in the entry process.
  
  Solutions:
  
  Check Material Record: Verify the material record in the system to ensure that a material number is assigned. If it is missing, you will need to create or update the material record to include a valid material number.
  Review Configuration: Check the configuration settings in the MDG system to ensure that the material number generation process is correctly set up. This includes reviewing number ranges and any relevant settings in the material master data configuration.
  Data Migration Review: If the error occurs during a data migration process, review the data mapping and ensure that the material number is included in the data being transferred.
  User Training: If the issue is due to user error, consider providing additional training or documentation to users on how to correctly enter or manage material data in the system.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM01 (Create Material), MM02 (Change Material), or MM03 (Display Material) to manage material records.
  MDG Processes: Familiarize yourself with the specific MDG processes and workflows that are relevant to material data management, as these can impact how material numbers are assigned and processed.
  SAP Notes: Check for any relevant SAP Notes or documentation that may address known issues or provide additional guidance on this error message.
  Debugging: If you have access to technical resources, consider debugging the process to identify where the material number is not being set or is being lost.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.