RedisException: No route to host in /var/www/html/unsubscribe/index.php:13
Stack trace:
#0 /var/www/html/unsubscribe/index.php(13): Redis->connect()
#1 /var/www/html/unsubscribe/index.php(18): {closure}()
#2 {main}
Warning: Undefined variable $contents in /var/www/html/unsubscribe/index.php on line 57