500 OOPS: vsftpd: not found: directory given in 'secure_chroot_dir':/var/share/empty

I have VU+Solo2 and new install image Open Pli . After 5 days i have one problem with ftp connect to box.

500 OOPS: vsftpd: not found: directory given in 'secure_chroot_dir':/var/share/empty

Http connect is ok. Telnet connect is ok, but my password is incorrect.

Password is default /no password/.

Please help me.