Talk:Bugs, Issues and Support/@comment-5395153-20120820225323/@comment-5395153-20130225180646

It's when a Vampire attacks (attacks with a vampirism skilled hero don't crash it). I'll also double check this in a bit for Vampire Bats and the Vampirism spell.

Edit: Checked it with vampirism upgraded Bats and the Vampirism spell and it crashes on those too.