How To Fix /SAPAPO/MC01056 - Characteristic & is being used in active classes (limited changes only)

/SAPAPO/MC01056 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 056

• Message text: Characteristic & is being used in active classes (limited changes only)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MC01056 - Characteristic & is being used in active classes (limited changes only) ?

  The SAP error message /SAPAPO/MC01056 indicates that a characteristic is being used in active classes, which restricts the changes that can be made to that characteristic. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you attempt to modify a characteristic that is currently in use by active classes in the system.
  
  Cause:
  
  Active Classes: The characteristic you are trying to modify is part of one or more active classes in the system. Active classes are those that are currently being used in planning or other processes.
  Limited Changes: The system restricts certain changes to characteristics that are actively used to maintain data integrity and consistency in planning processes.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Active Classes:
  
  Use transaction code /SAPAPO/MC62 to display the classes that are using the characteristic in question.
  Check which classes are active and using the characteristic.
  
  
  
  Deactivate Classes:
  
  If possible, deactivate the classes that are