sudo apt-get install amarok
Reading package lists... Done
Building dependency tree... Done
The following extra packages will be installed:
  amarok-engines amarok-xine libgpod0 libifp4 ruby ruby1.8
Suggested packages:
  libvisual0.2-plugins python-qt3 libqt0-ruby1.8 ruby1.8-examples rdoc1.8 ri1.8
Recommended packages:
  libgpod-common
The following NEW packages will be installed:
  amarok amarok-engines amarok-xine libgpod0 libifp4 ruby ruby1.8
0 upgraded, 7 newly installed, 0 to remove and 0 not upgraded.
Need to get 13.6MB of archives.
After unpacking 27.2MB of additional disk space will be used.
Do you want to continue [Y/n]? y
WARNING: The following packages cannot be authenticated!
  amarok-xine amarok-engines amarok
Install these packages without verification [y/N]? y
Get:1 http://kubuntu.org dapper/main amarok-xine 2:1.4.1-0ubuntu1 [56.5kB]
Get:2 http://archive.ubuntu.com dapper/main ruby1.8 1.8.4-1ubuntu1 [188kB]
Get:3 http://kubuntu.org dapper/main amarok-engines 2:1.4.1-0ubuntu1 [834B]
Get:4 http://kubuntu.org dapper/main amarok 2:1.4.1-0ubuntu1 [13.3MB]
Get:5 http://archive.ubuntu.com dapper/main ruby 1.8.2-1 [19.0kB]
Get:6 http://archive.ubuntu.com dapper/main libgpod0 0.3.2-0ubuntu1 [64.2kB]
Get:7 http://archive.ubuntu.com dapper/universe libifp4 1.0.0.2-2 [31.7kB]
Fetched 13.6MB in 4m28s (50.8kB/s)
Selecting previously deselected package amarok-xine.
(Reading database ... 68631 files and directories currently installed.)
Unpacking amarok-xine (from .../amarok-xine_2%3a1.4.1-0ubuntu1_i386.deb) ...
dpkg: error processing /var/cache/apt/archives/amarok-xine_2%3a1.4.1-0ubuntu1_i386.deb (--unpack):
 trying to overwrite `/usr/share/services/amarok_xine-engine.desktop', which is also in package amarok-1.4.1
Selecting previously deselected package amarok-engines.
Unpacking amarok-engines (from .../amarok-engines_2%3a1.4.1-0ubuntu1_i386.deb) ...
Selecting previously deselected package ruby1.8.
Unpacking ruby1.8 (from .../ruby1.8_1.8.4-1ubuntu1_i386.deb) ...
Selecting previously deselected package ruby.
Unpacking ruby (from .../archives/ruby_1.8.2-1_all.deb) ...
Selecting previously deselected package libgpod0.
Unpacking libgpod0 (from .../libgpod0_0.3.2-0ubuntu1_i386.deb) ...
Selecting previously deselected package libifp4.
Unpacking libifp4 (from .../libifp4_1.0.0.2-2_i386.deb) ...
Selecting previously deselected package amarok.
Unpacking amarok (from .../amarok_2%3a1.4.1-0ubuntu1_i386.deb) ...
dpkg: error processing /var/cache/apt/archives/amarok_2%3a1.4.1-0ubuntu1_i386.deb (--unpack):
 trying to overwrite `/usr/lib/kde3/libamarok_void-engine_plugin.la', which is also in package amarok-1.4.1
dpkg-deb: subprocess paste killed by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/amarok-xine_2%3a1.4.1-0ubuntu1_i386.deb
 /var/cache/apt/archives/amarok_2%3a1.4.1-0ubuntu1_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)