Работает везде, можете засунуть в FS || GM.
PHP код:
static bool:IsPlayerDisconnect[MAX_PLAYERS char] = {true, ...};
public OnPlayerConnect(playerid)
if(!IsPlayerDisconnect{playerid})
Kick(playerid);
else
IsPlayerDisconnect{playerid}=false;
public OnPlayerDisconnect(playerid,reason)
IsPlayerDisconnect{playerid}=true;