DISCONECT BUG

For 6 month now game randomly go DC with message that i cant connect to game he say Unable to Connect to game server, please check your internet and try again..... voice chat is still on. FOR FACK SAKE RIOT ITS ON FOR 6 MOTHS SIX can you finaly fix it ???

edit.. I manage to redownload the game this time when waiting for friends to FF at 15 min but yeah no internet