Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /common_class/MyDB.class.php:14 Stack trace: #0 /s_lab/index.php(7): MyDB->db_connect('sql.mechatronik...', 'mechatronika_si...', 'BaDlaMech17', 'mechatronika_si...') #1 {main} thrown in /common_class/MyDB.class.php on line 14