Hi! Today when I was updating my system I got this warning:
[root@nix-3:/etc/nixos]# nixos-rebuild switch
building the system configuration...
Failed to read boot option 0x0004: Input/output error
Failed to read boot option 0x0006: Input/output error
stopping the following units: accounts-daemon.service
activating the configuration...
setting up /etc...
reloading user units for jeansib...
restarting sysinit-reactivation.target
reloading the following units: dbus.service
restarting the following units: polkit.service
starting the following units: accounts-daemon.service
the following new units were started: libvirtd.service, NetworkManager-dispatcher.service, systemd-localed.service
[root@nix-3:/etc/nixos]#
Is it something to be concerned about?