How To Fix /SAPAPO/MC01403 - Multiple classification: Several classes with the same class type exist

/SAPAPO/MC01403 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 403

• Message text: Multiple classification: Several classes with the same class type exist

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 /SAPAPO/MC01403 - Multiple classification: Several classes with the same class type exist ?

  The SAP error message /SAPAPO/MC01403 indicates that there is a problem with multiple classifications in the system. Specifically, it means that there are several classes with the same class type assigned to a single object, which is not allowed in SAP APO (Advanced Planning and Optimization).
  
  Cause:
  The error typically arises due to one of the following reasons:
  
  Duplicate Class Assignments: The same class type has been assigned multiple times to a single object (e.g., a material or a product).
  
  Configuration Issues: There may be issues in the configuration of the classification system, leading to the creation of multiple classes of the same type.
  Data Migration Issues: If data has been migrated from another system, it may have resulted in duplicate class assignments.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Class Assignments:
  
  Go to the classification view of the object (e.g., material) in question.
  Review the assigned classes and identify any duplicates.
  
  
  
  Remove Duplicate Classes:
  
  If you