It's never worked like that, none of the other weapons work the same way. Me setting the target is the command. You'd have to order pawns to walk through the aimed area in order for FF to happen so I'm not sure why you'd even think that.
Moderator Note:
This is fixed as of 1.3.3079. If you see this behavior again please post a new report.
Moderator Note:
This is fixed as of 1.3.3079. If you see this behavior again please post a new report.