How To Fix MPN01026 - At least one of the selected parts is not fully interchangeable

MPN01026 - Overview

• Message type: E = Error

• Message class: MPN01 - MPN Message: Material Master / customizing

• Message number: 026

• Message text: At least one of the selected parts is not fully interchangeable

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPN01026 - At least one of the selected parts is not fully interchangeable ?

  The SAP error message MPN01026, which states "At least one of the selected parts is not fully interchangeable," typically occurs in the context of material management and inventory processes, particularly when dealing with interchangeable parts or materials in SAP.
  
  Cause:
  This error message indicates that the system has detected that one or more of the selected materials or parts do not meet the criteria for interchangeability. This can happen due to several reasons:
  
  Different Specifications: The materials may have different specifications, such as size, weight, or other technical attributes that prevent them from being considered interchangeable.
  Different Material Types: The materials may belong to different categories or types that are not defined as interchangeable in the system.
  Configuration Settings: The configuration settings in the material master or the interchangeability settings may not be properly defined.
  Missing Interchangeability Data: The necessary data that defines the interchangeability of the materials may be missing or incorrectly set up in