Can't import files without extension

[Mauricio Pretto]

Binary package hint: banshee

When trying to import files without .mp3 extenssion banshee don't see those files.
I have tried importing and rescaning media folder

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reproduce #1

copy mp3 files (without the .mp3 at the end) to your music folder
rescan the media folder
nothing happens

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reproduce #2

Try to import files or folders with the same files without the .mp3 at the end .
nothing happens
if I add the .mp3 at the end banshee can see them perfectly

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: banshee 1.9.2-1ubuntu1
ProcVersionSignature: Ubuntu 2.6.37-6.17-generic 2.6.37-rc3
Uname: Linux 2.6.37-6-generic x86_64
Architecture: amd64
Date: Thu Feb 17 10:35:25 2011
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110202)
ProcEnviron:
 LANGUAGE=en
 LANG=pt_BR.utf8
 LC_MESSAGES=en_GB.utf8
 SHELL=/bin/bash
SourcePackage: banshee