user@user:/$ software-center
2014-06-05 13:42:43,285 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2014-06-05 13:42:43,813 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
2014-06-05 13:42:43,814 - softwarecenter.plugin - INFO - activating plugin '<module 'webapps_activation' from '/usr/share/software-center/softwarecenter/plugins/webapps_activation.pyc'>'
2014-06-05 13:42:43,823 - softwarecenter.fixme - WARNING - logs to the root logger: '('/usr/lib/python2.7/dist-packages/gi/importer.py', 51, 'find_module')'
2014-06-05 13:42:43,822 - root - ERROR - Could not find any typelib for LaunchpadIntegration
2014-06-05 13:42:43,940 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
2014-06-05 13:42:44,346 - softwarecenter.backend.reviews - WARNING - error creating bsddb: '(22, 'Invalid argument -- BDB0054 illegal flag combination specified to DB_ENV->open')' (corrupted?)
2014-06-05 13:42:44,346 - softwarecenter.backend.reviews - ERROR - trying to repair DB failed
Traceback (most recent call last):
  File "/usr/share/software-center/softwarecenter/backend/reviews/__init__.py", line 358, in _save_review_stats_cache_blocking
    self._dump_bsddbm_for_unity(outfile, outdir)
  File "/usr/share/software-center/softwarecenter/backend/reviews/__init__.py", line 377, in _dump_bsddbm_for_unity
    0600)
DBInvalidArgError: (22, 'Invalid argument -- BDB0054 illegal flag combination specified to DB_ENV->open')
/usr/lib/python2.7/dist-packages/gi/overrides/GLib.py:535: Warning: Source ID 68 was not found when attempting to remove it
  return super(MainContext, self).iteration(may_block)
/usr/lib/python2.7/dist-packages/gi/overrides/GLib.py:535: Warning: Source ID 20 was not found when attempting to remove it
  return super(MainContext, self).iteration(may_block)
2014-06-05 13:42:49,860 - softwarecenter.ui.gtk3.views.lobbyview - WARNING - skipping exhibit for: 'u'leadwerks\r\nleadwerks-indie'' not available
Traceback (most recent call last):
  File "/usr/share/software-center/softwarecenter/ui/gtk3/panes/availablepane.py", line 432, in on_transaction_started
    details = self.TransactionDetails(self.db, pkgname, appname, trans_id, trans_type)
  File "/usr/share/software-center/softwarecenter/ui/gtk3/panes/availablepane.py", line 99, in __init__
    self.app = Application(pkgname=pkgname, appname=appname)
  File "/usr/share/software-center/softwarecenter/db/application.py", line 54, in __init__
    raise ValueError("Need either appname or pkgname or request")
ValueError: Need either appname or pkgname or request
/usr/bin/software-center:184: Warning: Source ID 199 was not found when attempting to remove it
  Gtk.main()
2014-06-05 13:42:52,542 - softwarecenter.db.utils - INFO - software-center-agent finished with status 0
/usr/share/software-center/softwarecenter/backend/installbackend_impl/aptd.py:764: Warning: Source ID 4029 was not found when attempting to remove it
  GLib.source_remove(self._progress_signal)
/usr/share/software-center/softwarecenter/ui/gtk3/models/pendingstore.py:64: Warning: Source ID 4030 was not found when attempting to remove it
  GLib.source_remove(sig)
/usr/share/software-center/softwarecenter/ui/gtk3/models/pendingstore.py:64: Warning: Source ID 4031 was not found when attempting to remove it
  GLib.source_remove(sig)
/usr/share/software-center/softwarecenter/ui/gtk3/models/pendingstore.py:64: Warning: Source ID 4032 was not found when attempting to remove it
  GLib.source_remove(sig)
/usr/share/software-center/softwarecenter/ui/gtk3/models/pendingstore.py:64: Warning: Source ID 4033 was not found when attempting to remove it
  GLib.source_remove(sig)
/usr/share/software-center/softwarecenter/ui/gtk3/models/pendingstore.py:64: Warning: Source ID 4034 was not found when attempting to remove it
  GLib.source_remove(sig)
2014-06-05 13:42:58,332 - softwarecenter.backend - ERROR - error in _on_trans_finished 'Error: Package operation failed
The installation or removal of a software package failed.

(Reading database ... 204914 files and directories currently installed.)
Preparing to unpack .../libc6-dev-i386_2.19-0ubuntu6_amd64.deb ...
Unpacking libc6-dev-i386 (2.19-0ubuntu6) ...
dpkg: error processing archive /var/cache/apt/archives/libc6-dev-i386_2.19-0ubuntu6_amd64.deb (--unpack):
 trying to overwrite '/usr/include/sys/timerfd.h', which is also in package libc6-dev-amd64 2.19-0ubuntu6
Errors were encountered while processing:
 /var/cache/apt/archives/libc6-dev-i386_2.19-0ubuntu6_amd64.deb
Error in function: 
dpkg: dependency problems prevent configuration of gcc-4.8-multilib:
 gcc-4.8-multilib depends on libc6-dev-i386 (>= 2.11); however:
  Package libc6-dev-i386 is not installed.

dpkg: error processing package gcc-4.8-multilib (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of libc6-dev-x32:
 libc6-dev-x32 depends on libc6-dev-i386 (= 2.19-0ubuntu6); however:
  Package libc6-dev-i386 is not installed.

dpkg: error processing package libc6-dev-x32 (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of gcc-multilib:
 gcc-multilib depends on gcc-4.8-multilib (>= 4.8.2-5~); however:
  Package gcc-4.8-multilib is not configured yet.

dpkg: error processing package gcc-multilib (--configure):
 dependency problems - leaving unconfigured
'
2014-06-05 13:43:00,921 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
2014-06-05 13:43:08,250 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
/usr/share/software-center/softwarecenter/ui/gtk3/widgets/searchentry.py:137: Warning: Source ID 2663 was not found when attempting to remove it
  GLib.source_remove(self._timeout_id)
2014-06-05 13:43:20,716 - softwarecenter.backend - WARNING - _on_trans_error: 'TransactionFailed(u'error-cache-broken:  The following packages have unmet dependencies:\n\ngcc-4.8-multilib: Depends: gcc-4.8-base (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed\n                  Depends: gcc-4.8 (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed\n                  Depends: libc6-dev-i386 (>= 2.11) but it is not installed\n                  Depends: lib32gcc-4.8-dev (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed\n                  Depends: libx32gcc-4.8-dev (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed\nlibc6-dev-x32: Depends: libc6-x32 (= 2.19-0ubuntu6) but 2.19-0ubuntu6 is installed\n               Depends: libc6-dev-i386 (= 2.19-0ubuntu6) but it is not installed\n               Depends: libc6-dev (= 2.19-0ubuntu6) but 2.19-0ubuntu6 is installed\n',)' '<AptTransaction object at 0x7f4dd5e5a960 (aptdaemon+client+AptTransaction at 0x1aa2b40)>' 'synaptic'
2014-06-05 13:43:20,884 - softwarecenter.backend - ERROR - error in _on_trans_finished 'Error: The package system is broken
Check if you are using third party repositories. If so disable them, since they are a common source of problems.
Furthermore run the following command in a Terminal: apt-get install -f

The following packages have unmet dependencies:

gcc-4.8-multilib: Depends: gcc-4.8-base (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed
                  Depends: gcc-4.8 (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed
                  Depends: libc6-dev-i386 (>= 2.11) but it is not installed
                  Depends: lib32gcc-4.8-dev (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed
                  Depends: libx32gcc-4.8-dev (= 4.8.2-19ubuntu1) but 4.8.2-19ubuntu1 is installed
libc6-dev-x32: Depends: libc6-x32 (= 2.19-0ubuntu6) but 2.19-0ubuntu6 is installed
               Depends: libc6-dev-i386 (= 2.19-0ubuntu6) but it is not installed
               Depends: libc6-dev (= 2.19-0ubuntu6) but 2.19-0ubuntu6 is installed
'
2014-06-05 13:43:23,732 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()