Brief tutorial on upgrading from Ubuntu9.10 to Ubuntu10.04

PS: some frequently asked questions after upgrade of Ubuntu10.04, including system startup failure and driver configuration. First, back up the software source of Ubuntu9.10. $ Cd/etc/apt/$ mvsources. listsources. list_bak $ mvsources. list. d/sources. list. d_bak/re-create the sources. list file. $ Gvimsources. list content

PS: some frequently asked questions after Ubuntu 10.04 is upgraded, including system startup failure and driver configuration.

First, back up the software source of Ubuntu 9.10.

$ Cd/etc/apt/
$ Mv sources. list sources. list_bak
$ Mv sources. list. d/sources. list. d_bak/

Recreate the sources. list file.

$ Gvim sources. list

The content is as follows:

Deb http://tw.archive.ubuntu.com/ubuntu/ lucid main universe restricted multiverse
Deb-src http://tw.archive.ubuntu.com/ubuntu/ lucid main universe restricted multiverse
Deb http://tw.archive.ubuntu.com/ubuntu/ lucid-security universe main multiverse restricted
The deb-src http://tw.archive.ubuntu.com/ubuntu/ lucid-security universe main multiverse restricted
Deb http://tw.archive.ubuntu.com/ubuntu/ lucid-updates universe main multiverse restricted
Deb http://tw.archive.ubuntu.com/ubuntu/: lucid-proposed universe main multiverse restricted
Deb-src http://tw.archive.ubuntu.com/ubuntu/ lucid-proposed universe main multiverse restricted
Deb http://tw.archive.ubuntu.com/ubuntu/ lucid-backports universe main multiverse restricted
Deb-src http://tw.archive.ubuntu.com/ubuntu/ lucid-backports universe main multiverse restricted
Deb-src http://tw.archive.ubuntu.com/ubuntu/ lucid-updates universe main multiverse restricted

Next, execute the following command to upgrade:

$ Sudo aptitude update
$ Sudo update-manager-cd

Follow the prompts in the release Upgrade Wizard.

The specific steps for upgrading include:

Preparing for upgrade
Set new software Channels
Get new software package
Installing and upgrading
Cleaning
The system is restarting.

Depending on the network speed, the entire upgrade process may take hours to 1 or 2 days.