I RUN in ubuntu.
display error log :
my cron password : ****
[08.08.16 17:38:19] Error: Error in home/username/gsm_cod4public/daemon/engines/quake3/rcon/rconcommands.php:105 => Uncaught Error: Call to undefined function GSM\Daemon\Engines\Quake3\Rcon\utf8_decode() in /home/username/gsm_cod4public/daemon/engines/quake3/rcon/rconcommands.php:105
Stack trace:
#0 /home/username/gsm_cod4public/daemon/engines/quake3/loop.php(149): GSM\Daemon\Engines\Quake3\Rcon\RconCommands->rconSay('^1GSManager is ...')
#1 /home/username/gsm_cod4public/gsm.php(27): GSM\Daemon\Engines\Quake3\Loop::loop()
#2 {main}