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Warning: mysqli::__construct(): (HY000/2006): MySQL server has gone away in /var/www/html/prod/core/database/connect.php on line 10

Warning: mysqli::__construct(): (HY000/2002): Connection refused in /var/www/html/prod/core/database/connect.php on line 11

Fatal error: Uncaught Error: mysqli object is already closed in /var/www/html/prod/vacancy.php:14 Stack trace: #0 /var/www/html/prod/vacancy.php(14): mysqli_query() #1 {main} thrown in /var/www/html/prod/vacancy.php on line 14