If you shift a Draconic tool with modifier into a Quark Enchantment Table (installed with Quark Oddities) the tool loses all its modules. Drag and Draw with the tool + modules works without problems ...
So I've been working on a modpack and I've got mods like better strongholds, better mineshafts, and other large things like when dungeons arise and I have problems with likely a handful of world gen ...