installer crashing trying to add products from market.

[John Prescott]

attempting to install unison-gtk

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: aptdaemon 0.43+bzr697
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
NonfreeKernelModules: nvidia
Annotation: Applying software changes failed
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Mon Sep 26 07:42:09 2011
DesktopFile: /usr/share/aptdaemon/aptdaemon.desktop
ExecutablePath: /usr/sbin/aptd
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
PackageArchitecture: all
SourcePackage: aptdaemon
SysLog:

Title: <type 'exceptions.SystemError'>: E:The method driver /usr/lib/apt/methods/http could not be found.
TransactionDepends: [[], [], [], [], [], [], []]
TransactionErrorCode: error-unknown
TransactionKwargs: {}
TransactionLocale: en_US.UTF-8
TransactionOutput:

TransactionPackages: [[dbus.String(u'unison-gtk'), dbus.String(u'ssh-askpass')], [], [], [], [], []]
TransactionRole: role-commit-packages
UpgradeStatus: Upgraded to oneiric on 2011-09-21 (4 days ago)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #858707, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.