Error 500 after submit installatio

Hi, I give a look to other topics, but
I have not found anything.

When submit Installiation of OJS 3.2.1.1 I have error 500 whit this error log file

[17-Sep-2020 08:59:14 UTC] PHP Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /home/kmjxnwfe/public_html/rivista/lib/pkp/lib/vendor/adodb/adodb-php/drivers/adodb-mysql.inc.php:461
Stack trace:
#0 /home/kmjxnwfe/public_html/rivista/lib/pkp/lib/vendor/adodb/adodb-php/adodb.inc.php(683): ADODB_mysql->_connect(‘localhost’, ‘(removed)’, ‘(removed)’, ‘(removed)’)
#1 /home/kmjxnwfe/public_html/rivista/lib/pkp/classes/db/DBConnection.inc.php(162): ADOConnection->Connect(‘localhost’, ‘(removed)’, ‘(removed)’, ‘(removed)’, false)
#2 /home/kmjxnwfe/public_html/rivista/lib/pkp/classes/db/DBConnection.inc.php(137): DBConnection->connect()
#3 /home/kmjxnwfe/public_html/rivista/lib/pkp/classes/db/DBConnection.inc.php(124): DBConnection->initConn()
#4 /home/kmjxnwfe/public_html/rivista/lib/pkp/classes/db/DBConnection.inc.php(56): DBConnection->initCustomDBConnection(‘mysql’, ‘localhost’, ‘(removed)’, ‘(removed)’, ‘(removed)’, false, ‘utf8’)
#5 /home/kmjxnwfe/public_html/rivista/lib/pkp/classes/install/PKPInstall.inc. in /home/kmjxnwfe/public_html/rivista/lib/pkp/lib/vendor/adodb/adodb-php/drivers/adodb-mysql.inc.php on line 461

Can you help me ?

Hi @Francesco_Fabiano,

See e.g.: Installation error mysql_connect()

Note that the stack trace you posted included your MySQL credentials; please change these immediately and make sure not to post credentials here, as they’re public.

Regards,
Alec Smecher
Public Knowledge Project Team