debian upgrade problem

Mike Starke said:
> I wanted to go from 'woody' to unstable (sid?) so I changed
> my sources.list to point to unstable and then issued the command
> 'apt-get update' then 'apt-get upgrade'.

When going from 'woody' to 'sid' you are really doing a distribution
upgrade. You should have done:

1. Edit sources.list to point to ustable.
2. apt-get update.
3. apt-get dist-upgrade

To understand a bit the difference between an upgrade and a dist-upgrade
see here:
http://www.debian.org/doc/manuals/apt-howto/ch-apt-get.en.html#s-dist-upgrade

-Derek
> I have successfully downloaded all the new .debs but upgrade chokes with
> the following message:
>
> E: This installation run will require temporarily removing the essential
> package libpam-modules due to a Conflicts/Pre-Depends loop.
> This is often bad, but if you really want to do it, activate the
> APT::Force-LoopBreak option. E: Internal Error, Could not early remove
> libpam-modules
>
> Any tips?
> -mike
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