How To Fix MPN105 - Manufacturing plant &1 not assigned to manufacturer &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MPN - System Messages re Manufacturer Part Number Management

• Message number: 105

• Message text: Manufacturing plant &1 not assigned to manufacturer &2

What causes this issue?

The manufacturer plant &V1& is not assigned to the manufacturer &V2&.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

You can assign manufacturer plants to a manufacturer by assigning the
former as partners with the partner role HS in the manufacturer master
record.
<DS:TRAN.MK02>Perform function</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPN105 - Manufacturing plant &1 not assigned to manufacturer &2 ?

  The SAP error message MPN105 indicates that a specific manufacturing plant is not assigned to a particular manufacturer in the system. This error typically arises when you are trying to create or process a material that is linked to a manufacturer, but the system cannot find the necessary assignment between the manufacturing plant and the manufacturer.
  Cause:
  
  Missing Assignment: The manufacturing plant has not been assigned to the manufacturer in the system.
  Incorrect Configuration: There may be an issue with the configuration of the manufacturer or the plant in the material master data.
  Data Entry Error: The user may have entered incorrect data or selected the wrong plant or manufacturer.
  
  Solution:
  To resolve the MPN105 error, you can follow these steps:
  
  
  Check Manufacturer and Plant Assignment:
  
  Go to the transaction code MM02 (Change Material) or MM03 (Display Material).
  Enter the material number and select the appropriate views (e.g., Basic Data, Purchasing).
  Check if the manufacturer is correctly assigned to the material.
  
  
  
  Assign the Plant to the Manufacturer:
  
  Use transaction code MM01 (Create Material) or MM02 (Change Material) to assign the manufacturing plant to the manufacturer.
  Navigate to the relevant view (e.g., Purchasing) and ensure that the plant is listed under the manufacturer.
  
  
  
  Maintain Manufacturer Data:
  
  Go to transaction code MK01 (Create Vendor) or MK02 (Change Vendor) to maintain the manufacturer data.
  Ensure that the manufacturer is correctly set up and that the relevant plants are assigned.
  
  
  
  Check Configuration:
  
  If you have access, check the configuration settings in the SAP system to ensure that the manufacturer and plant settings are correctly defined.
  This may involve checking the customizing settings in SPRO related to material management and vendor management.
  
  
  
  Consult Documentation:
  
  Review any relevant SAP documentation or help files for additional guidance on managing manufacturers and plants.
  
  
  
  Related Information:
  
  Transaction Codes: MM01, MM02, MM03, MK01, MK02
  Material Master Data: Understanding how to manage material master data is crucial for resolving this error.
  Vendor Master Data: Familiarity with vendor master data is also important, as manufacturers are often treated as vendors in SAP.
  SAP Notes: Check for any SAP Notes related to this error message for additional troubleshooting steps or patches.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.