that is not a bug, you can't just mine iron with your bare hand, you need to use stone pickaxe in order to get iron ore. After that, you need to use furnace to burn it and you can get iron.
that is not a bug, you can't just mine iron with your bare hand, you need to use stone pickaxe in order to get iron ore. After that, you need to use furnace to burn it and you can get iron.