package conntrackd None [modified: /var/lib/dpkg/info/conntrackd.list] failed to install/upgrade: trying to overwrite `/usr/share/man/man8/conntrackd.8.gz', which is also in package conntrack-tools

Binary package hint: conntrack

Icannot remove the package conntrack-tools. This is the error:

zio@Renovatio:/var/lock$ sudo apt-get remove conntrack-tools
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
  conntrack-tools
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
After this operation, 377kB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 245617 files and directories currently installed.)
Removing conntrack-tools ...
Stopping conntrackd: invoke-rc.d: initscript conntrack-tools, action "stop" failed.
dpkg: error processing conntrack-tools (--remove):
 subprocess pre-removal script returned error exit status 1
Starting conntrackd: conntrackd.
Errors were encountered while processing:
 conntrack-tools
E: Sub-process /usr/bin/dpkg returned an error code (1)
zio@Renovatio:/var/lock$

I killed the process conntrackd and rm the lock file but nothing happens.
Regards
David

ProblemType: Package
Architecture: i386
Dependencies:

DistroRelease: Ubuntu 8.10
ErrorMessage: trying to overwrite `/usr/share/man/man8/conntrackd.8.gz', which is also in package conntrack-tools
NonfreeKernelModules: fglrx
Package: conntrackd None [modified: /var/lib/dpkg/info/conntrackd.list]
SourcePackage: conntrack
Title: package conntrackd None [modified: /var/lib/dpkg/info/conntrackd.list] failed to install/upgrade: trying to overwrite `/usr/share/man/man8/conntrackd.8.gz', which is also in package conntrack-tools
Uname: Linux 2.6.27-9-generic i686