Crash at the end of update has messed up kernel. Any ideas?

[Wollie]

Then try
sudo rm /var/lib/pacman/sync/*.*

If this doesn’t help I would suggest to check all what is provided in these wiki pages:

Pacman troubleshooting

[HowTo] Recovering from an interrupted update/upgrade

Difficulty: ★★☆☆☆ So you couldn’t wait until the update process had completed and you went for the reset/power button, didn’t you? And now you’re getting the message that you don’t have a kernel installed. Well, you’re not the only one — we’re seeing it happen all the time. So, here’s how to fix it, you impatient n00b. If you don’t happen to have a recent Manjaro installer USB/DVD/CD handy, direct your browser to this wonderful page, download t…