Can't install .deb packages (DatabaseOpeningError: Couldn't stat '/var/lib/apt-xapian-index/index')

[Martin Rejsek]

i cant install eb packages, but i install update

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: software-center 5.0.1.4
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: wl nvidia
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
Date: Sat Oct 15 18:32:56 2011
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, no user)
 LANG=cs_CZ.UTF-8
 SHELL=/bin/bash
SourcePackage: software-center
UpgradeStatus: No upgrade log present (probably fresh install)

[Matthew Paul Thomas (mpt)]

The SoftwareCenterLog.txt repeats this many times:
------------
2011-10-15 14:49:19,010 - softwarecenter.db - ERROR - failed to add apt-xapian-index
Traceback (most recent call last):
  File "/usr/share/software-center/softwarecenter/db/database.py", line 158, in _get_new_xapiandb
    axi = xapian.Database("/var/lib/apt-xapian-index/index")
  File "/usr/lib/python2.7/dist-packages/xapian/__init__.py", line 3408, in __init__
    _xapian.Database_swiginit(self,_xapian.new_Database(*args))
DatabaseOpeningError: Couldn't stat '/var/lib/apt-xapian-index/index' (Adresář nebo soubor neexistuje)
------------

Different problems with installing Chrome have also been reported in bug 868188, bug 696282, and bug 869683.
A problem with installing Opera has also been reported in bug 858246.

[dino99 (9d9)]

oneiric have reached EOL now ; closing that report. Feel free to report against a newer version if needed, with ubuntu-bug