Workaround: add isolate_network=NO to your vsftpd.conf file. This worked for me.
I got this information from a comment by Michal Seben here: https://bugzilla.novell.com/show_bug.cgi?id=615034#c2 /Teddy Hogeborn -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org