hi, i check the error log. i select in php config mysqli but say conflict with nd_mysqli and the website down, and come back to "original" nd_mysqli only for up my site.
the continous report is:
[09-May-2017 21:21:07 UTC] PHP Warning: PHP Startup: Unable to load dynamic library '/opt/alt/php56/usr/lib64/php/modules/mysql.so' - /opt/alt/php56/usr/lib64/php/modules/mysql.so: symbol mysql_options, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link time reference in Unknown on line 0
[09-May-2017 21:23:26 UTC] PHP Fatal error: Call to undefined function mysql_connect() in /home/hookerscl/public_html/includes/classes/db.class.php on line 86
and
[09-May-2017 21:24:20 UTC] PHP Warning: PHP Startup: Unable to load dynamic library '/opt/alt/php56/usr/lib64/php/modules/mysql.so' - /opt/alt/php56/usr/lib64/php/modules/mysql.so: symbol mysql_options, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link time reference in Unknown on line 0
i have apache 5.6. and config attached php.jpg