The realignment tool is currently locked by user &1

What causes this issue?

Realignment tool &V2& is locked by user &V1&.
Possible causes:
The user is presently configuring the realignment tool
A realignment run is running

System Response

The system cannot allow you to reconfigure the realignment tool at
present.

How to fix this error?

Contact user &V1&.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.