What you are getting these massege are common and can happen alot.
1. It might be because you have hacks or some thing like gamebooster is making you dc it happens alot to me.
2. Do you have any antivirus that is blocking your game from you?..
3. Is it thats you got dc kick from a host in game possibly or a hacker might kick you out of the game inside the game.
Hope this Helps!
Special thanks to Furukita