Dev Error 5820 only occurs when players in MW3 attempt to start a Private Match. The error occurs right after pressing “Start Match” and kicks the entire lobby ...

If you are experiencing Dev Error 6144 or 12744 in Modern Warfare 2, Warzone 2, and other Call of Duty (CoD) games, this guide will interest you. First we will talk ...

Once a fix does come in, though, as any CoD veteran will tell you, errors have a way of sticking around. So, you can also try restarting your game, console, or PC. It’s a tried and true technique and ...