Undefined symbol

public OnGameModeInit()
{
SetGameModeText("TestModeBY.Phiver");
AddPlayerClass(0,2082.8811,1383.6556,10.8203,123.9230,0,0,0,0,0,0);
AddPlayerClass(6,2082.8811,1383.6556,10.8203,123.9230,10,200,0,0,0,0);
return 1;
}

public OnPlayerRequestClass(playerid, classid)
{
SetPlayerPos(playerid,2082.8811,1383.6556,10.8203);
SetPlayerFacingAngel(playerid,123.9230);
SetPlayerCameraPos(playerid,2081.6196,1382.7473,10.8203);
SetPlayerCameraLookAt(playerid,2082.8811,1383.6556,10.8203);
return 1;
}