trying to overwrite X which is also in package Y

[Mike Beddo <meb@dataventures.com>]

I was using apt-get to upgrade the distribution on my laptop, but there
is a problem. How do I get past this?

miketop:/home/meb# apt-get -f install
Reading Package Lists... Done
Building Dependency Tree... Done
Correcting dependencies... Done
The following extra packages will be installed:
  xlibs 
1 packages upgraded, 0 newly installed, 0 to remove and 236  not
upgraded.
75 packages not fully installed or removed.
Need to get 0B/1208kB of archives. After unpacking 123kB will be used.
Do you want to continue? [Y/n] 
(Reading database ... 49794 files and directories currently installed.)
Preparing to replace xlibs 4.0.3-3 (using .../xlibs_4.1.0-6_i386.deb)
...
Unpacking replacement xlibs ...
dpkg: error processing /var/cache/apt/archives/xlibs_4.1.0-6_i386.deb
(--unpack):
 trying to overwrite `/usr/X11R6/lib/X11/app-defaults', which is also in
package xarchie
Errors were encountered while processing:
 /var/cache/apt/archives/xlibs_4.1.0-6_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

Thanks,

Mike

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