当我使用sudo apt-get install安装任何软件包时出现以下错误：（此示例是在安装 Gnome 扩展时）
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
libdbusmenu-qt2:i386 libatk1.0-0:i386 libxcomposite1:i386 ruby-text-format
ruby-activesupport-2.3 libwrap0:i386 nspluginwrapper libsamplerate0:i386
libi18n-ruby libbuilder-ruby rake libjack-jackd2-0:i386 libnspr4-0d:i386
libcairo2:i386 libjs-prototype libmemcache-client-ruby1.8
ruby-actionmailer-2.3 sni-qt:i386 libmemcache-client-ruby
ruby-activerecord-2.3 ruby-rchardet libdatrie1:i386 libjson0:i386
libyaml-0-2 libgdk-pixbuf2.0-0:i386 libpixman-1-0:i386 ruby-tmail
libjs-scriptaculous libxinerama1:i386 nspluginviewer:i386 libxft2:i386
libbuilder-ruby1.8 libspeexdsp1:i386 libthai0:i386 libasound2:i386
libflac8:i386 librack-ruby libtzinfo-ruby1.8 libvorbisenc2:i386
ruby-rails-2.3 libasyncns0:i386 libjasper1:i386 librack-ruby1.8
ruby-activeresource-2.3 libtzinfo-ruby libruby1.9.1 libpango1.0-0:i386
libpulse0:i386 libxcb-render0:i386 libvorbis0a:i386 libxcursor1:i386 …