DZSAL Queue Connect Fix Mod
A kind sole name Grim has released an amazing mod that when used in combination with DayZ Launcher will fix the "Screen frozen when joining full server queue" bug.
All the server owner has to do is run the mod and everything else is taken care of by the launcher.
Here is a link to the mod https://steamcommunity.com/sharedfiles/filedetails/?id=1630416242
Please give him some love and donate him a beer at https://www.paypal.me/BMarcet