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Revision 112 as of 2012-07-23 17:58:46

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Introduction

The Ubuntu developers are moving quickly to bring you the absolute latest and greatest software the Open Source community has to offer. The Quantal Quetzal Alpha 3 Release of Ubuntu 12.10 is a developer snapshot to give you a very early glance at the next version of Ubuntu.

Get Ubuntu 12.10

Upgrading from Ubuntu 12.04

To upgrade from Ubuntu 12.04 on a desktop system, press Alt+F2 and type in "update-manager -d" (without the quotes) into the command box. Update Manager should open up and tell you: New distribution release '12.10' is available. Click Upgrade and follow the on-screen instructions.

To upgrade from Ubuntu 12.04 on a server system: install the update-manager-core package if it is not already installed; launch the upgrade tool with the command sudo do-release-upgrade -d; and follow the on-screen instructions. Note that the server upgrade will utilize GNU screen and automatically re-attach in case of e.g. dropped connection problems.

Download the Alpha 3

This release is for developers only. The Ubuntu Desktop images are now bigger than a standard CD, and you should use a USB for installation.

You can download Alpha 3 ISOs from:

http://cdimage.ubuntu.com/releases/quantal/alpha-3/ (Ubuntu Desktop and Server)
http://cloud-images.ubuntu.com/releases/quantal/alpha-3/ (Ubuntu Cloud Server)
http://cdimage.ubuntu.com/kubuntu/releases/quantal/alpha-3/ (Kubuntu)
http://cdimage.ubuntu.com/lubuntu/releases/quantal/alpha-3/ (Lubuntu)
http://cdimage.ubuntu.com/edubuntu/releases/quantal/alpha-3/ (Edubuntu DVD)
http://cdimage.ubuntu.com/ubuntustudio/releases/quantal/alpha-3/ (Ubuntu Studio)
http://cdimage.ubuntu.com/xubuntu/releases/quantal/alpha-3/ (Xubuntu)
http://cdimage.ubuntu.com/netboot/quantal/ (Ubuntu Netboot)

New features in Quantal

Please see the Quantal blueprint list for details.

Please test and report any bugs you find:

Updated Packages

As with every new release, packages--applications and software of all kinds--are being updated at a rapid pace. Many of these packages came from an automatic sync from Debian's unstable branch; others have been explicitly pulled in for 12.10 Quantal Quetzal.

For a list of all packages being accepted for 12.10 Quantal Quetzal, please subscribe to quantal-changes: https://lists.ubuntu.com/mailman/listinfo/quantal-changes

Linux kernel 3.5

Quantal Alpha-3 includes the ...

Python 3.0

For 12.10, we intend to ship only Python 3 with the Ubuntu desktop image, not Python 2. Alpha-3 continues this process.

If you have your own programs based on Python 2, fear not! Python 2 will continue to be available (as the python package) for the foreseeable future. However, to best support future versions of Ubuntu you should consider porting your code to Python 3. Python/3 has some advice and resources on this.

General

Until Ubuntu 11.10, the Unix group for administrators with root privileges through sudo had been admin. Starting with Ubuntu 12.04 LTS, it is now sudo, for compatibility with Debian and sudo itself. However, for backwards compatibility, admin group members are still recognized as administrators.

Automatic Apport crash reporting has been enabled by default again to catch problems early on. It now checks for duplicates on the client side, which will avoid uploading debug data and creating Launchpad bug reports unnecessarily in many cases now.

Ubuntu

TODO: seb128

Ubuntu Server

TODO: arosales, Daviey, smoser

We are continuing to trial the removal of i386 Ubuntu Server CD image. This means that the primary supported installation method is AMD64, the 64-bit release (X86_64). However, other supported installations mechanisms for i386, such as mini.iso and netboot are still supported, which are an initial minimal download; and install directly from the network. i386 images for Alpha is also available, but is not declared as part of the Alpha 2 release. Feedback is most appreciated, if this causes issues for particular hardware.

Kubuntu

TODO: Riddell

Xubuntu

TODO: knome or astraljava'

Edubuntu

TODO: highvoltabe or stgraber

Lubuntu

TODO: gilir

Ubuntu Studio

TODO: ScottL

Known issues

As is to be expected, at this very early stage of the release process, there are some significant known bugs that developers may run into with the Quantal Alpha 3 Release. The ones we know about at this point (and some of the workarounds), are documented here so you don't need to spend time reporting these bugs again:

Boot, installation and post-install

  • Ubiquity displays scrollbars inside of slideshow. (1008717)

Migration

  • Upgrade from Precise Desktop with update-manager fails with "can't load DistUpgradeViewGtk (No module named vte)" (1009226) The command line version of the upgrader works correctly (do-release-upgrade -d).

  • In some cases, update-manager crashes with ImportError in main: No module named UpdateManager.UpdateManage (1013276)

Graphics and Display

  • On systems with an ATI Radeon 9200 graphics card the system will boot to a black screen. As a work around edit the kernel command line in the boot loader and add "nomodeset". (725580)

  • On some systems, gnome-settings-daemon crashed with SIGSEGV in xft_settings_set_xsettings(). (948347)

Desktop

  • Nautilus is missing the Preferences menu item. (999827)

Kernel

  • Fujitsu Siemens Amilo M 7400 and Maxdata 7000DX wireless RF kill handling triggers a kernel panic preventing wireless from operating correctly. This may be worked around by editing your kernel command line and adding "noexec=off". (979253)

  • Some EFI systems fail to boot in EFI mode, BIOS mode is advised in these situations. (721576)

Ubuntu Server

  • Unexpected prompt for nameserver IP when using DHCP occurs. (1018271)

Ubuntu Core

  • ...

Kubuntu

  • update-manager testing has not been tried with Kubuntu yet, and is not recommended at this time.

Edubuntu

  • ...

Xubuntu

  • All applications using Gtk3 currently have some mismatched colors in menus and buttons because of a bug in the Unico engine (1016713).

Lubuntu

  • Some iso's for A1 are over sized for CD use. (1009896)

  • Manual partitionning is not working if you want to modify an existing partition. (1018533). To workaround the problem, change the theme to "Raleigh" before making the change in Ubiquity.

  • Installation will fail if you want to install grub on anything else that the first drive (sda or sda1) (1015880)

Ubuntu Studio

* ...


For a listing of more known issues, please refer to the Quantal Quetzal bug tracker in Launchpad.

Reporting bugs

It should come as no surprise that this Alpha 3 release of Quantal Quetzal contains other bugs. Your comments, bug reports, patches and suggestions will help fix bugs and improve the quality of future releases. Please report bugs using the tools provided.

If you want to help out with bugs, the Bug Squad is always looking for help.

Participate in Ubuntu

These images were able to be made available to you thanks to the help of our QA Community

If you would like to help shape Ubuntu, take a look at the list of ways you can participate at

More information

You can find out more about Ubuntu on the Ubuntu website and Ubuntu wiki.

To sign up for future Ubuntu development announcements, please subscribe to Ubuntu's development announcement list at: