I also have the same problem. I can't connect to FTP server (vsftpd)
First, I got this error (auth.log):
I already asked for help about that error on this forum.
ubuntu vsftpd: PAM unable to dlopen(pam_smbpass.so): /lib/security/pam_smbpass.so: cannot open shared object file: No such file or directory
then I applied the advice given here:
But now when I try to connect to the FTP server I get the same error the original poster gets (auth.log):
In /etc/pam.d/common-auth and /etc/pam.d/common-password comment out the lines that have pam_smbpass.so in them.
May 10 10:22:16 ubuntu vsftpd: PAM audit_log_acct_message() failed: Operation not permitted