Fail reccord with SB0270 MP3+

The reccord fails with Soundblaster 0270 : latency correction.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: audacity 2.0.0-1
ProcVersionSignature: Ubuntu 3.2.0-24.39-generic-pae 3.2.16
Uname: Linux 3.2.0-24-generic-pae i686
AlsaCards:
 0 [Intel ]: HDA-Intel - HDA Intel
                       HDA Intel at 0xf7eb8000 irq 44
  1 [MP3 ]: USB-Audio - Sound Blaster MP3+
                       Creative Labs Sound Blaster MP3+ at usb-0000:00:1d.0-2, full speed
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
Date: Fri Jun 1 11:33:45 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
ProcEnviron:
 LANGUAGE=fr:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SourcePackage: audacity
UpgradeStatus: No upgrade log present (probably fresh install)