How To Fix /SAPAPO/CTM1256 - Planning version locked by user &2, CTM profile &1

/SAPAPO/CTM1256 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 256

• Message text: Planning version locked by user &2, CTM profile &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM1256 - Planning version locked by user &2, CTM profile &1 ?

  The SAP error message /SAPAPO/CTM1256 indicates that a planning version is locked by a specific user and a CTM (Capable-to-Match) profile. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user is trying to execute a planning operation (like a CTM run) on a version that is currently locked by another user.
  
  Cause:
  
  User Lock: The planning version is locked by another user who is currently working on it or has not released the lock after their session.
  CTM Profile: The specific CTM profile being used is associated with the locked planning version, which prevents other users from executing planning operations on it.
  Session Timeout: Sometimes, a user may have left a session open, causing the lock to persist longer than necessary.
  
  
  Solution:
  
  Identify the Locking User: Check who is currently locking the planning version. This can usually be done through transaction codes like SM12 (to view locks) or SM21