Error when updating hestia 1.3.5 to 1.4.1

[belchie4]

I’m having this error when updating hestia using the command apt update && apt upgrade

[eris]

HestiaCP very Slow - DNS errors - SSL errors - Hetzner

I was running into a similar issue (on other server though) just after a fresh install and enabling iptables manually (because it didn’t get automatically started after reboot). Well, even on sudo I was getting this: sudo: unable to resolve host example.com: Temporary failure in name resolution Every request was taking ages to response back … Result is that I needed to allow established connections to continue in iptables: sudo iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j…