Ubuntu 20.04 won't start?

Question

linux

Hello, I have 2 operating systems on my laptop, windows and Ubuntu. The problem is that when I want you to start Ubuntu, the circle starts spinning, it takes some time and shows me the busybox status code 8 console on the screen, what does it mean and how to fix it? Thanks for the answer!!

Answer 1

Boot from a flash drive and check the integrity of the file system.