Fatal error: Uncaught Error: Call to undefined function mysql_select_db() in /home/beyondbt/public_html/database/connection.php:13 Stack trace: #0 /home/beyondbt/public_html/database/base1.php(3): include() #1 /home/beyondbt/public_html/sign_up.php(5): include('/home/beyondbt/...') #2 {main} thrown in /home/beyondbt/public_html/database/connection.php on line 13