Err http://ppa.launchpad.net maverick/main i386 Packages 404 Not Found

Thanks for taking the time to report this bug. It appears the sources you indicate refers to generic ppa repositories. Did you set them up manually? Would you please upload here your apt source file, which is located here:

/etc/apt/sources.list

Thank you for taking the time to report this issue and helping to make Ubuntu better. Examining the information you have given us, this does not appear to be a bug report so we are closing it and converting it to a question in the support tracker. We appreciate the difficulties you are facing, but it would make more sense to raise problems you are having in the support tracker at https://answers.launchpad.net/ubuntu if you are uncertain if they are bugs. For help on reporting bugs, see https://help.ubuntu.com/community/ReportingBugs#When%20not%20to%20file%20a%20bug.

Err http://ppa.launchpad.net maverick/main i386 Packages 404 Not Found

/etc/apt/sources.list

# deb cdrom:[Kubuntu 10.10 _Maverick Meerkat_ - Release i386 (20101007)]/ maverick main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.

deb http://archive.ubuntu.com/ubuntu maverick main restricted
deb-src http://archive.ubuntu.com/ubuntu maverick main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://archive.ubuntu.com/ubuntu maverick-updates main restricted
deb-src http://archive.ubuntu.com/ubuntu maverick-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://archive.ubuntu.com/ubuntu maverick universe
deb-src http://archive.ubuntu.com/ubuntu maverick universe
deb http://archive.ubuntu.com/ubuntu maverick-updates universe
deb-src http://archive.ubuntu.com/ubuntu maverick-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://archive.ubuntu.com/ubuntu maverick multiverse
deb-src http://archive.ubuntu.com/ubuntu maverick multiverse
deb http://archive.ubuntu.com/ubuntu maverick-updates multiverse
deb-src http://archive.ubuntu.com/ubuntu maverick-updates multiverse

## Uncomment the following two lines to add software from the 'backports'
## repository.
## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://archive.ubuntu.com/ubuntu maverick-backports main restricted universe multiverse
# deb-src http://co.archive.ubuntu.com/ubuntu/ maverick-backports main restricted universe multiverse

## Uncomment the following two lines to add software from Canonical's
## 'partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
deb http://archive.canonical.com/ubuntu/ maverick partner
# deb-src http://archive.canonical.com/ubuntu/ maverick partner

## This software is not part of Ubuntu, but is offered by third-party
## developers who want to ship their latest software.
deb http://extras.ubuntu.com/ubuntu/ maverick main
deb-src http://extras.ubuntu.com/ubuntu/ maverick main

deb http://security.ubuntu.com/ubuntu/ maverick-security main restricted
deb-src http://archive.ubuntu.com/ubuntu maverick-security main restricted
deb http://security.ubuntu.com/ubuntu/ maverick-security universe
deb-src http://archive.ubuntu.com/ubuntu maverick-security universe
deb http://security.ubuntu.com/ubuntu/ maverick-security multiverse
deb-src http://archive.ubuntu.com/ubuntu maverick-security multiverse

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