Indeed, you shall always update everything at once, as partial updates are not supported.
I suggest you ready a LiveUSB and chroot to your system through it, as described in the link below, and complete the update with:
sudo pacman -Syyu
Indeed, you shall always update everything at once, as partial updates are not supported.
I suggest you ready a LiveUSB and chroot to your system through it, as described in the link below, and complete the update with:
sudo pacman -Syyu