This solution proposed in another topic, by a member of the evernote staff, worked with me
Thank you
Antonio
"Hi
the issue was solved with these steps:
In the new Evernote for Windows, select File > Sign Out
Select File > Quit Evernote
Open File Explorer (aka Windows Explorer)
Paste %appdata% into the address bar and press Enter
Delete the folder "Evernote"
Launch Evernote again and sign in."