How To Fix MM198 - The number of a manufacturer & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MM - Messages for material master maintenance and Customizing

• Message number: 198

• Message text: The number of a manufacturer & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MM198 - The number of a manufacturer & does not exist ?

  The SAP error message MM198, which states "The number of a manufacturer & does not exist," typically occurs in the Materials Management (MM) module when the system cannot find a manufacturer number that is referenced in a material master record or during a procurement process. This error can arise in various scenarios, such as when creating or changing a material, or during the purchase order process.
  Cause:
  
  Missing Manufacturer Data: The manufacturer number you are trying to use does not exist in the system. This could be due to a typo or because the manufacturer has not been set up in the system.
  Incorrect Material Master Data: The material master record may reference a manufacturer that has not been defined in the system.
  Data Inconsistency: There may be inconsistencies in the data, such as a manufacturer being deleted or not properly maintained.
  Configuration Issues: The configuration settings in the system may not be set up to recognize the manufacturer.
  
  Solution:
  
  Check Manufacturer Number: Verify that the manufacturer number you are using is correct. Look for any typos or errors in the number.
  Create or Update Manufacturer:
  
  Go to the transaction code MM01 (Create Material) or MM02 (Change Material).
  Check the manufacturer data in the material master record.
  If the manufacturer does not exist, you may need to create it using transaction code MK01 (Create Vendor) or MK02 (Change Vendor) depending on your setup.
  
  
  Maintain Manufacturer Data:
  
  If the manufacturer exists but is not linked to the material, you can add the manufacturer number in the material master record.
  Ensure that the manufacturer is properly maintained in the vendor master data.
  
  
  Check Configuration: If you have access, check the configuration settings in the SAP system to ensure that the manufacturer data is set up correctly.
  Consult Documentation: Refer to your organization's documentation or SAP help resources for specific procedures related to manufacturer data maintenance.
  
  Related Information:
  
  Transaction Codes:
  
  MM01: Create Material
  MM02: Change Material
  MK01: Create Vendor
  MK02: Change Vendor
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles: Ensure that you have the necessary permissions to create or modify manufacturer and material data in the system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the Materials Management module.