Just making sure you guys aren't having the same problem my friends and I had. We thought the game was locking up as well, but it turns out we were just accidentally pausing the game while chatting with each other. If you press Shift+Spacebar, the game pauses, even while typing in the chatbox, and i...

Okay, so it turns out for my friends and I, this problem was silly and had nothing to do with opening our inventory. It just happened to occur after doing so, because I guess we would type to each other then. For us, this problem was due to shift+spacebar pausing the game while chatting. It doesn't ...

It seems like a lot of people are able to play multiplayer, yet this bug continues to happen to my friend and I, every time we try, making the game completely unplayable.

Has anybody managed to figure out how to keep it from happening?

Just throwing in that my friend and I ran into this same issue, which makes the game unplayable in multiplayer. The host was able to open his inventory just fine, but if the client player opened their inventory, the game would appear to lock up several seconds later. I was the host and I was still a...