Error after update

[NhatHoang]

After updating I got the error shown in the picture, I tried to reboot several times

[Stroke_Finger]

Can you boot into a snapshot of a known, good, working system?

Bear in mind:

Restoring System Back To Working State

If yes, do so and that gives you time to read through the update and try to solve the errors.

Keep us updated, please!

[Naman]

Can you press esc to see logs? We just can't tell by seeing black screen.

[NhatHoang]

I tried to press esc but the log doesn't show up, this is my gnu grub

[jonathon]

Also

Computer doesn’t boot, boots to a black screen, or stops at a message

While there are many potential reasons why your installation doesn’t boot to a desktop, the primary reason is that the graphics drivers haven’t loaded correctly so your login/display manager (DM) doesn’t start. This is why you get a “black screen” or stuck at an [ OK ] Started some service message. The normal reason for this is that you have the incorrect driver version for the kernel. This can happens when the mirror you are updating from is not fully synchronised, or times out, and so y…