Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given in /var/www/vhosts/poisklekarstv.kz/httpdocs/includes/mysql.php on line 55

Fatal error: Uncaught Error: Call to a member function fetch_assoc() on boolean in /var/www/vhosts/poisklekarstv.kz/httpdocs/includes/mysql.php:23 Stack trace: #0 /var/www/vhosts/poisklekarstv.kz/httpdocs/index.php(137): queryScalar('SELECT COUNT(id...') #1 {main} thrown in /var/www/vhosts/poisklekarstv.kz/httpdocs/includes/mysql.php on line 23