Talk:Smart cast/@comment-174.31.233.241-20130227125436/@comment-3974211-20130709183805

Unfortunately, no.

There is no option to disable "automatic self-cast if there is no valid target". It is a rare issue though, given that it only occurs if your target blinks BEFORE you cast it. If you manage to click on them, you will path toward them (valid targets don't have to be in range).