I did the exact same thing. Aptitude complained about multiple i386 packages so I had it remove them.
uname -a Linux daneel 3.0.0-17-generic #30-Ubuntu SMP Thu Mar 8 20:45:39 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux Full error: sudo apt-get install libqtcore4:i386 Reading package lists... Done Building dependency tree Reading state information... Done Suggested packages: libthai0:i386 The following NEW packages will be installed: libqtcore4:i386 0 upgraded, 1 newly installed, 0 to remove and 2 not upgraded. 15 not fully installed or removed. Need to get 0 B/2,109 kB of archives. After this operation, 9,220 kB of additional disk space will be used. (Reading database ... 725083 files and directories currently installed.) Unpacking libqtcore4:i386 (from .../libqtcore4_4%3a4.8.0-1ubuntu8~oneiric1~ppa1_i386.deb) ... dpkg: error processing /var/cache/apt/archives/libqtcore4_4%3a4.8.0-1ubuntu8~oneiric1~ppa1_i386.deb (--unpack): conffile './etc/xdg/Trolltech.conf' is not in sync with other instances of the same package dpkg-deb: error: subprocess paste was killed by signal (Broken pipe) Errors were encountered while processing: /var/cache/apt/archives/libqtcore4_4%3a4.8.0-1ubuntu8~oneiric1~ppa1_i386.deb E: Sub-process /usr/bin/dpkg returned an error code (1) -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to qt4-x11 in Ubuntu. https://bugs.launchpad.net/bugs/950602 Title: package libqtcore4 4:4.8.0-1ubuntu8 failed to install/upgrade: ErrorMessage: conffile './etc/xdg/Trolltech.conf' is not in sync with other instances of the same package To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qt4-x11/+bug/950602/+subscriptions -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
