I've forwarded this issue upstream on your behalf. May I suggest that you subscribe yourself to the bug so that you can answer possible inquiries from the upstream developers faster?
** Bug watch added: bugzilla.libav.org #500 http://bugzilla.libav.org/show_bug.cgi?id=500 ** Also affects: libav via http://bugzilla.libav.org/show_bug.cgi?id=500 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to libav in Ubuntu. https://bugs.launchpad.net/bugs/1174737 Title: avconv: cannot read wavfile (no 'data' tag found) Status in the libav multimedia framework: Unknown Status in “libav” package in Ubuntu: New Bug description: the version of avconv in raring can not handle many wav files. there is a patch for this at https://ffmpeg.org/trac/ffmpeg/ticket/2417 To manage notifications about this bug go to: https://bugs.launchpad.net/libav/+bug/1174737/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp