Ubuntu 16.04 Gave up waiting for root device at boot?

Good day, actually, today after a reboot when running ubuntu this error occurs:

When booting from livecd of ubuntu perfectly sees all the hard drives.

Tried the manual from Google, but the result is 0.

upd: there is two hard, one w7, ubuntu on the second
July 8th 19 at 11:17
1 answer
July 8th 19 at 11:19
Check the UUID of the root partition. If necessary, correct the /etc/fstab and reinstall grub2.

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