Warning: mysqli_connect(): Error while reading greeting packet. PID=1361 in /var/www/50cc/connectdb.php on line 10

Fatal error: Uncaught mysqli_sql_exception: MySQL server has gone away in /var/www/50cc/connectdb.php:10 Stack trace: #0 /var/www/50cc/connectdb.php(10): mysqli_connect() #1 /var/www/50cc/bike.php(6): connectDB() #2 {main} thrown in /var/www/50cc/connectdb.php on line 10