Samba troubleshooting session setup failed: SUCCESS-0
There was an error configuring samba user authentication today
Session setup failed: SUCCESS-0 error warning while logging in
After a morning's xia check (gao), we finally found the problem.
I changed the virtual machine networking mode from NAT to bridging, and then I tried to log in to OK.
The exact reason is not clear. If you know the answer, you are welcome to reply and solve it.