If you get this error on your Windows machine don not format the druve as you willl loose all your data.
You just need to use thi command to repaid the disk:
chkdsk G: /f
Intead of the letter G use the letter got the drive that has the problem and that’s it.
I have found the solution here: https://www.easeus.com/resource/you-need-to-format-the-disk.html (more detailed explanation).