Chests missing items in multiplayer

Put the summary of the bug you're having here

When there are two players or more the person puts into the chest their items and they are gone the next time opening the game.

What I expected to happen was...:
Describe what you thought should happen here

The items put into the chest should stay.

What actually happened was...:
Describe what happened here
We were playing with iPad and iPhone three players then the player that wanted to exit put all of their items into a chest. When the other player opened the chest all was gone. When the player that put the items into the chest all was gone also.

Steps to Reproduce:
1. Two or more players
2. One player puts in all of their items (iron sword, arrows, and other things)
3. That player exits game
4. When the other player opens chest the items are not there
5. The player that put the items into the chest goes back into game
6. All items are gone!!!!!!!

3. ...