[Cxnnor]

pawn Код:

if (strcmp("/gotoallsaints", cmdtext, true, 10) == 0)
    {
        SetPlayerPos(playerid, 1201.29,-1325.50,13.40,0);
        SendClientMessage(playerid,COLOR_GREY,"You have been teleported to All Saints General Hospital (Los Santos)");
        return 1;
    }

You forgot a declaration after SendClientMessage