How To Fix MPN104 - MPN material & not yet assigned to an inventory-managed material

MPN104 - Overview

• Message type: E = Error

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

• Message number: 104

• Message text: MPN material & not yet assigned to an inventory-managed material

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPN104 - MPN material & not yet assigned to an inventory-managed material ?

  The SAP error message MPN104 indicates that a material is defined as a "MPN material" (Manufacturer Part Number) but has not yet been assigned to an inventory-managed material. This typically occurs in scenarios where the system expects a link between the MPN and a specific inventory-managed material, but that link is missing.
  
  Cause:
  
  Missing Assignment: The MPN material has not been assigned to an inventory-managed material in the system.
  
  Configuration Issues: There may be configuration issues in the material master data or in the MPN settings.
  Data Entry Errors: Incorrect data entry during the creation of the MPN material or the inventory-managed material.
  
  
  Solution:
  To resolve the MPN104 error, you can follow these steps:
  
  
  Check MPN Assignment:
  
  Go to the material master data for the MPN material.
  Verify if the MPN is correctly assigned to an inventory-managed material. You can do this by navigating to the relevant views in the material master (e.g., Basic Data, Purchasing, or MPN views).
  
  
  
  Create