Network

No internet, but local network connection
Problem 
 Internet is connected and working on all other devices. Local network can be accessed, but there is no connection to the internet possible 
 Error cause 
 ProtonVPN 
 There where open connections to protonVPN killswitch 
 Solution 
 Remove everything, except your network devices, till it starts working again 
 nmcli device
sudo nmcli connection delete pvpn-ipv6leak-protection
sudo nmcli connection delete pvpn-killswitc