Solved, was a mod crashing the server. tks everybody!
The author has fixed the mod for us

Hello guys, since i upgrade to 17.02 my game has crashing when i attack a hive.i use a server on amazon to host the game and me and a couple of friends play on this server for over a year, i ve been using some mods. any one can help see if is a game or a mod problem? u really appreciate.
the ...