Warning: mysqli_connect(): Error while reading greeting packet. PID=1234 in /usr/math/public_html/geomanal/public_html/seminar2.php on line 14
Warning: mysqli_connect(): (HY000/2006): MySQL server has gone away in /usr/math/public_html/geomanal/public_html/seminar2.php on line 14
Fatal error: Uncaught ArgumentCountError: mysqli_error() expects exactly 1 argument, 0 given in /usr/math/public_html/geomanal/public_html/seminar2.php:16
Stack trace:
#0 /usr/math/public_html/geomanal/public_html/seminar2.php(16): mysqli_error()
#1 /usr/math/public_html/geomanal/public_html/index.php(193): include('...')
#2 {main}
thrown in /usr/math/public_html/geomanal/public_html/seminar2.php on line 16