found bug that appears when we access lesson page with IP address instead servername
found bug that appears when we access lesson page with IP address instead servername

mupi/timtec,GustavoVS/timtec,mupi/timtec,virgilio/timtec,mupi/escolamupi,hacklabr/timtec,GustavoVS/timtec,mupi/timtec,hacklabr/timtec,virgilio/timtec,mupi/tecsaladeaula,AllanNozomu/tecsaladeaula,mupi/tecsaladeaula,GustavoVS/timtec,mupi/tecsaladeaula,AllanNozomu/tecsaladeaula,hacklabr/timtec,AllanNozomu/tecsaladeaula,mupi/timtec,mupi/tecsaladeaula,virgilio/timtec,virgilio/timtec,hacklabr/timtec,AllanNozomu/tecsaladeaula,mupi/escolamupi,GustavoVS/timtec