How To Fix KX631 - Line is in a locked range -> You cannot insert a line here

KX631 - Overview

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 631

• Message text: Line is in a locked range -> You cannot insert a line here

What causes this issue?

You tried to insert a line in an area of fields which already exist on
the database. You may not change this area (ADD fields approach during
generation).

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KX631 - Line is in a locked range -> You cannot insert a line here ?

  The SAP error message KX631 ("Line is in a locked range -> You cannot insert a line here") typically occurs in the context of SAP Controlling (CO) when you are trying to insert a new line in a table or document that is currently locked for editing. This can happen in various transactions, such as when working with cost centers, internal orders, or other controlling documents.
  
  Cause:
  
  Locked Range: The specific line or range of lines you are trying to insert into is locked due to existing data or a previous operation that has not been completed or released.
  User Lock: Another user may have locked the document or range for editing, preventing you from making changes.
  Transaction State: The document may be in a state that does not allow for new entries, such as being in a "posted" state or in a state awaiting approval.
  
  
  Solution:
  
  
  Check for Locks: 
  
  Use transaction code SM12 to check