What to do after sync error

Operating system

Windows

Joplin version

3.3.12

Sync target

OneDrive

What issue do you have?

Hello there,
I am getting this error after I deleted a bunch of notes and books in joplin. I clicked the sync button again and still get the issue.
Not sure what to do next.

Screenshots

§ Zoom ?

§ A tuto that can help :