Notice: Undefined index: auth in /home/www/nivnik.cz/subdomains/www/php/index.php on line 45

Notice: Trying to access array offset on value of type null in /home/www/nivnik.cz/subdomains/www/php/index.php on line 45

Fatal error: Uncaught Error: Call to undefined function mysqli_result() in /home/www/nivnik.cz/subdomains/www/php/index.php:98
Stack trace:
#0 {main}
  thrown in /home/www/nivnik.cz/subdomains/www/php/index.php on line 98