@brian_spitzer @Developers @administrators This bug has been going on for a few months now.
Question to Developers: Is there any solution fo this problem in sight

@brian_spitzer said:

We can invite one another to a custom game, but when the host tries to start the game, everyone gets dropped and we get an error message about the game lobby.

Another set:
Karma of lobby: 5* all 4 of us:
https://i.imgur.com/Eqr2POL.png

Frozen on my placement. After i alt F4 and went back in, i can't place, and everyone is waiting for me.
https://i.imgur.com/fe1Nn2z.png

@-DanQ- it is common.