I am trying to install OJS 3.1.1 after first screen, installation screen goes blank. I am using PHP 7.1
Hi @loveleentak,
Check your PHP error log for details.
Regards,
Alec Smecher
Public Knowledge Project Team
This is the error:
[Wed May 16 17:41:19.169965 2018] [php7:error] [pid 1124:tid 1964] [client ::1:56752] PHP Fatal error: Uncaught Error: Call to undefined function mysql_connect() in C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\lib\adodb\drivers\adodb-mysql.inc.php:456\nStack trace:\n#0 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\lib\adodb\adodb.inc.php(558): ADODB_mysql->_connect(‘localhost’, ‘’, ‘’, ‘ojs-test’)\n#1 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\db\DBConnection.inc.php(144): ADOConnection->Connect(‘localhost’, ‘’, ‘’, ‘ojs-test’, false)\n#2 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\db\DBConnection.inc.php(119): DBConnection->connect()\n#3 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\db\DBConnection.inc.php(106): DBConnection->initConn()\n#4 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\db\DBConnection.inc.php(55): DBConnection->initCustomDBConnection(‘mysql’, ‘localhost’, ‘’, ‘’, ‘ojs-test’, false, ‘utf8’)\n#5 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\install\PKPInstall.inc.php(76): DBConnection->__construct(‘mysql’, ‘localhost’, ‘’, ‘’, ‘ojs-test’, false, ‘utf8’)\n#6 C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\classes\install\Installer.inc.php(178): P in C:\xampp1\htdocs\ojs-3.1.1\lib\pkp\lib\adodb\drivers\adodb-mysql.inc.php on line 456, referer: http://localhost/ojs-3.1.1/index.php/index/install