Originally posted by Simo.-:

Hello people, I had the same problem, in the Crypts, I left all the iron ready to take me and EVERYTHING disappeared. I'm not going to play again until they fix it. Cheers!

There are chests in the crypts, you should store your iron in them. And no put them on the ground, since clearn up will delete them as intented.

What you did was a player mistake.