What causes that? I need to fix it asap :P
The jest is : Unit is charging. Unit moves while charging. Unit stops charging. :-(
Your skill is Weapon Strike and is not Follow Target.
You can find a fix here:
http://ffhacktics.com/smf/index.php?topic=5658.msg155233#msg155233
It is not weapon strike and it is Follow target. We've been over this, raven.
But the link will help, thanks :P