Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/www-root/data/www/rvc/city/db.php:21
Stack trace:
#0 /var/www/www-root/data/www/rvc/city/db.php(21): PDO->__construct('mysql:host=loca...', 'rvc', Object(SensitiveParameterValue), Array)
#1 /var/www/www-root/data/www/rvc/city/db.php(37): DB::instance()
#2 /var/www/www-root/data/www/rvc/index.php(20): DB::run('SELECT * FROM c...', Array)
#3 {main}
thrown in /var/www/www-root/data/www/rvc/city/db.php on line 21