Can not update G++-4.5

[ux50]

Error msg:

E: /var/cache/apt/archives/libstdc++6-4.3-dev_4.3.2-1ubuntu11_i386.deb: short read in buffer_copy (backend dpkg-deb during `./usr/lib/gcc/i486-linux-gnu/4.3/libstdc++.a')
E: /var/cache/apt/archives/g++-4.3_4.3.2-1ubuntu11_i386.deb: short read in buffer_copy (backend dpkg-deb during `./usr/lib/gcc/i486-linux-gnu/4.3/cc1plus')

I don't know how to fix it.
Please help.
Thanks with regards.

ProblemType: Bug
Architecture: i386
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/bin/nautilus
Package: nautilus 1:2.24.1-0ubuntu1
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: nautilus
Uname: Linux 2.6.27-9-generic i686

[Tatty (tatter-sall)]

Try running:
sudo apt-get clean

http://ubuntuforums.org/showthread.php?t=561459

[Pedro Villavicencio (pedro)]

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to New. Thanks again!.