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

[NoOp]

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.