Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /homepages/27/d75505856/htdocs/url-shortener/lib/common.php:21 Stack trace: #0 /homepages/27/d75505856/htdocs/url-shortener/lib/common.php(28): DbConn->__construct('db439913882.db....', 'dbo439913882', 'UzXtTHg19cuWqt3...', 'db439913882') #1 /homepages/27/d75505856/htdocs/url-shortener/index.php(7): require('/homepages/27/d...') #2 {main} thrown in /homepages/27/d75505856/htdocs/url-shortener/lib/common.php on line 21