Warning: session_set_save_handler(): Session save handler cannot be changed when a session is active in /var/www/esl-teachers.com/public_html/functions/session_db.php on line 48

Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, string given in /var/www/esl-teachers.com/public_html/functions/database.php:19 Stack trace: #0 /var/www/esl-teachers.com/public_html/functions/database.php(19): mysqli_query() #1 /var/www/esl-teachers.com/public_html/ip_traffic.php(73): bx_db_query() #2 /var/www/esl-teachers.com/public_html/main_config.php(283): include('...') #3 /var/www/esl-teachers.com/public_html/application_config_file.php(12): include('...') #4 /var/www/esl-teachers.com/public_html/private_message.php(2): include('...') #5 {main} thrown in /var/www/esl-teachers.com/public_html/functions/database.php on line 19