Multiplayer crashing

The crashing happens when i host a game in automatch when the other play connects the game force closes and crashes single player works fine its just when trying play multiplayer and hosting my own game i hope you can look into this issue because i wanna try out multiplayer on the new version of junk jack Im using iPod touch 5th generation on ios 9 please fix this bug thats why i rated it 1 star until this is fixed ill rate to 5 stars.

Nathan_thegreat about Junk Jack, v3.0.1