<type 'exceptions.SystemError'>: E:I wasn't able to locate file for the ubuntu-restricted-extras package. This might mean you need to manually fix this package.

[Leo]

Binary package hint: aptdaemon

Software center works bad after problem. Is not possible to select software to install. Don't shows the "Install" Button

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: aptdaemon 0.41+bzr614-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Annotation: Applying software changes failed
Architecture: i386
Date: Thu Apr 14 18:46:01 2011
DesktopFile: /usr/share/aptdaemon/aptdaemon.desktop
ExecutablePath: /usr/sbin/aptd
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110413)
PackageArchitecture: all
SourcePackage: aptdaemon
Title: <type 'exceptions.SystemError'>: E:I wasn't able to locate file for the ubuntu-restricted-extras package. This might mean you need to manually fix this package.
TransactionDepends: [[], [], [], [], [], [], []]
TransactionErrorCode: error-unknown
TransactionKwargs: {}
TransactionLocale: gl_ES.UTF8
TransactionOutput:

TransactionPackages: [[dbus.String(u'scribus')], [], [], [], [], []]
TransactionRole: role-commit-packages
UpgradeStatus: No upgrade log present (probably fresh install)

[Michael Vogt (mvo)]

Thanks for your bugreport.

Could you please update to the latest version and try again? A bunch of these bugs are fixed now.