Help needed urgently please: Couldn't solve "400 Bad Request" during sytem update

[arshad]

On Sun, 2009-12-20 at 17:45 -0800, NoOp wrote:
> On 12/20/2009 05:05 PM, arshad wrote:
> > On Sun, 2009-12-20 at 09:48 -0800, NoOp wrote:
> >> # deb cdrom:[Ubuntu 9.04 _Jaunty Jackalope_ - Release i386
> >> (20090420.1)]/ jaunty main restricted
> ...
> > 
> > unsuccessful :(
> > thanks for your helps man.
> 
> OK. Try this - may not fix it, but certainly can't hurt:
> 
> $ sudo apt-get install -f
> $ sudo dpkg --configure -a
> $ sudo apt-get check
> $ sudo apt-get install --reinstall update-manager update-manager-core
> $ sudo apt-get dist-upgrade
> 
> Note:
> >        dist-upgrade
> >            dist-upgrade in addition to performing the function of upgrade,
> >            also intelligently handles changing dependencies with new versions
> >            of packages; apt-get has a "smart" conflict resolution system, and
> >            it will attempt to upgrade the most important packages at the
> >            expense of less important ones if necessary. So, dist-upgrade
> >            command may remove some packages. The /etc/apt/sources.list file
> >            contains a list of locations from which to retrieve desired package
> >            files. See also apt_preferences(5) for a mechanism for overriding
> >            the general settings for individual packages.
> 
> >        check
> >            check is a diagnostic tool; it updates the package cache and checks
> >            for broken dependencies.
> 
> 
> 

sorry,
that one also did'nt work.
i think the proxy is the problem. this just happens today:

$ wget
http://cuplis.net/wp-content/uploads/2009/05/libpoppler2_06-0ubuntu23_i386.deb
--2009-12-23 00:58:26--
http://cuplis.net/wp-content/uploads/2009/05/libpoppler2_06-0ubuntu23_i386.deb
Connecting to 79.174.64.146:8000... connected.
Proxy request sent, awaiting response... 400 Bad Request
2009-12-23 00:58:27 ERROR 400: Bad Request.