package qt3-dev-tools-embedded (not installed) failed to install/upgrade: trying to overwrite '/usr/bin/qvfb', which is also in package qt4-dev-tools 4:4.7.2-0ubuntu4

Description: Ubuntu Natty (development branch)
Release: 11.04
qt3-dev-tools-embedded:
  Installed: (none)
  Candidate: 3:3.3.8-b-7ubuntu2
  Version table:
     3:3.3.8-b-7ubuntu2 0
        500 http://us.archive.ubuntu.com/ubuntu/ natty/universe amd64 Packages

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: qt3-dev-tools-embedded (not installed)
ProcVersionSignature: Ubuntu 2.6.38-7.35-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
AptOrdering:
 qt3-dev-tools-embedded: Install
 qt3-dev-tools-embedded: Configure
Architecture: amd64
Date: Fri Mar 18 08:42:18 2011
DpkgTerminalLog:
 Unpacking qt3-dev-tools-embedded (from .../qt3-dev-tools-embedded_3%3a3.3.8-b-7ubuntu2_amd64.deb) ...
 dpkg: error processing /var/cache/apt/archives/qt3-dev-tools-embedded_3%3a3.3.8-b-7ubuntu2_amd64.deb (--unpack):
  trying to overwrite '/usr/bin/qvfb', which is also in package qt4-dev-tools 4:4.7.2-0ubuntu4
ErrorMessage: trying to overwrite '/usr/bin/qvfb', which is also in package qt4-dev-tools 4:4.7.2-0ubuntu4
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
SourcePackage: qt-x11-free
Title: package qt3-dev-tools-embedded (not installed) failed to install/upgrade: trying to overwrite '/usr/bin/qvfb', which is also in package qt4-dev-tools 4:4.7.2-0ubuntu4
UpgradeStatus: No upgrade log present (probably fresh install)