How To Fix KG301 - Plan version $ is locked by user $

KG301 - Overview

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 301

• Message text: Plan version $ is locked by user $

What causes this issue?

Only one user can process one version of a complete plan at one time.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Wait until Version &V1& is free again or ask user
&V2& to release plan version &V1&.

Error message extract from SAP system. Copyright SAP SE.

KG301 - Details

• The SAP error message KG301 indicates that a plan version is locked by a specific user, which prevents other users from making changes to that plan version. This typically occurs in the context of planning and budgeting processes within SAP, particularly in modules like SAP Controlling (CO) or SAP Integrated Business Planning (IBP).
  
  Cause:
  
  User Lock: The plan version is currently being edited or is locked by another user. This can happen if a user is actively working on the plan version and has not released the lock.
  Session Timeout: Sometimes, if a user’s session times out unexpectedly, the lock may not be released properly.
  System Error: A system error or crash may leave a plan version locked.
  Concurrent Access: Multiple users trying to access the same plan version simultaneously can lead to locking issues.
  
  
  Solution:
  
  Wait for Release: If the user who has locked the plan version is actively working on it, you may need to