Upgrading 10.10 using update-manager, Ubuntu-minimal can not be found anymore

[Andrew Jenner]

Binary package hint: update-manager

aske to include th files in /var/log/dist-upgrade

/main.log
2011-04-29 09:06:59,932 INFO Using config files '['./DistUpgrade.cfg']'
2011-04-29 09:06:59,932 INFO uname information: 'Linux andrew-TP45-HP 2.6.35-28-generic-pae #50-Ubuntu SMP Fri Mar 18 20:43:15 UTC 2011 i686'
2011-04-29 09:06:59,932 INFO release-upgrader version '0.150' started
2011-04-29 09:07:00,249 DEBUG Using 'DistUpgradeViewKDE' view
2011-04-29 09:07:00,279 DEBUG aufsOptionsAndEnvironmentSetup()
2011-04-29 09:07:00,279 DEBUG using '/tmp/upgrade-rw-PnxAFZ' as aufs_rw_dir
2011-04-29 09:07:00,279 DEBUG using '/tmp/upgrade-chroot-XhKg31' as aufs chroot dir
2011-04-29 09:07:00,279 DEBUG enable dpkg --force-overwrite
2011-04-29 09:07:00,288 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'
2011-04-29 09:07:02,311 DEBUG lsb-release: 'maverick'
2011-04-29 09:07:02,312 DEBUG _pythonSymlinkCheck run
2011-04-29 09:07:02,328 DEBUG openCache()
2011-04-29 09:07:02,810 DEBUG /openCache(), new cache size 32327
2011-04-29 09:07:02,811 DEBUG needServerMode(): run in 'desktop' mode, (because of pkg 'kubuntu-desktop')
2011-04-29 09:07:02,811 DEBUG checkViewDepends()
2011-04-29 09:07:02,811 DEBUG running doUpdate() (showErrors=False)
2011-04-29 09:07:22,888 DEBUG openCache()
2011-04-29 09:07:23,187 DEBUG /openCache(), new cache size 32327
2011-04-29 09:07:23,187 DEBUG doPostInitialUpdate
2011-04-29 09:07:23,187 DEBUG Plugin modules in ./plugins: kdelibs4to5_plugin.py deb_plugin.py dpkg_status_plugin.py langpack_manual_plugin.py remove_lilo_plugin.py
2011-04-29 09:07:23,187 DEBUG Loading module ./plugins/kdelibs4to5_plugin.py
2011-04-29 09:07:23,188 DEBUG Plugins in <module 'kdelibs4to5_plugin' from './plugins/kdelibs4to5_plugin.py'>: <class 'kdelibs4to5_plugin.Kdelibs4devToKdelibs5devPlugin'>
2011-04-29 09:07:23,188 DEBUG Loading module ./plugins/deb_plugin.py
2011-04-29 09:07:23,189 DEBUG Plugins in <module 'deb_plugin' from './plugins/deb_plugin.py'>: <class 'deb_plugin.DebPlugin'>
2011-04-29 09:07:23,189 DEBUG Loading module ./plugins/dpkg_status_plugin.py
2011-04-29 09:07:23,190 DEBUG Plugins in <module 'dpkg_status_plugin' from './plugins/dpkg_status_plugin.py'>: <class 'dpkg_status_plugin.DpkgStatusPlugin'>
2011-04-29 09:07:23,190 DEBUG Loading module ./plugins/langpack_manual_plugin.py
2011-04-29 09:07:23,190 DEBUG Plugins in <module 'langpack_manual_plugin' from './plugins/langpack_manual_plugin.py'>: <class 'langpack_manual_plugin.MarkLangpacksManuallyInstalledPlugin'>
2011-04-29 09:07:23,190 DEBUG Loading module ./plugins/remove_lilo_plugin.py
2011-04-29 09:07:23,191 DEBUG Plugins in <module 'remove_lilo_plugin' from './plugins/remove_lilo_plugin.py'>: <class 'remove_lilo_plugin.RemoveLiloPlugin'>
2011-04-29 09:07:23,191 DEBUG plugins for condition 'PostInitialUpdate' are '[]'
2011-04-29 09:07:23,191 DEBUG plugins for condition 'nattyPostInitialUpdate' are '[]'
2011-04-29 09:07:23,191 DEBUG plugins for condition 'from_maverickPostInitialUpdate' are '[]'
2011-04-29 09:07:26,262 DEBUG Foreign:
2011-04-29 09:07:26,262 DEBUG Obsolete: svbuilder
2011-04-29 09:07:26,263 DEBUG updateSourcesList()
2011-04-29 09:07:26,308 DEBUG rewriteSourcesList()
2011-04-29 09:07:26,311 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick main restricted'
2011-04-29 09:07:26,311 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty main restricted' updated to new dist
2011-04-29 09:07:26,311 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick main restricted'
2011-04-29 09:07:26,311 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty main restricted' updated to new dist
2011-04-29 09:07:26,311 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates main restricted'
2011-04-29 09:07:26,311 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty-updates main restricted' updated to new dist
2011-04-29 09:07:26,311 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick-updates main restricted'
2011-04-29 09:07:26,312 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty-updates main restricted' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick universe'
2011-04-29 09:07:26,312 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty universe' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick universe'
2011-04-29 09:07:26,312 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty universe' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates universe'
2011-04-29 09:07:26,312 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty-updates universe' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick-updates universe'
2011-04-29 09:07:26,312 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty-updates universe' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick multiverse'
2011-04-29 09:07:26,312 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty multiverse' updated to new dist
2011-04-29 09:07:26,312 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick multiverse'
2011-04-29 09:07:26,312 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty multiverse' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick-updates multiverse'
2011-04-29 09:07:26,313 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty-updates multiverse' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb-src http://gb.archive.ubuntu.com/ubuntu/ maverick-updates multiverse'
2011-04-29 09:07:26,313 DEBUG entry 'deb-src http://gb.archive.ubuntu.com/ubuntu/ natty-updates multiverse' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb http://gb.archive.ubuntu.com/ubuntu/ maverick-backports main restricted universe multiverse'
2011-04-29 09:07:26,313 DEBUG entry 'deb http://gb.archive.ubuntu.com/ubuntu/ natty-backports main restricted universe multiverse' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb http://archive.canonical.com/ubuntu/ maverick partner'
2011-04-29 09:07:26,313 DEBUG entry 'deb http://archive.canonical.com/ubuntu/ natty partner' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb http://extras.ubuntu.com/ubuntu/ maverick main'
2011-04-29 09:07:26,313 DEBUG entry 'deb http://extras.ubuntu.com/ubuntu/ natty main' updated to new dist
2011-04-29 09:07:26,313 DEBUG examining: 'deb-src http://extras.ubuntu.com/ubuntu/ maverick main'
2011-04-29 09:07:26,314 DEBUG entry 'deb-src http://extras.ubuntu.com/ubuntu/ natty main' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu/ maverick-security main restricted'
2011-04-29 09:07:26,314 DEBUG entry 'deb http://security.ubuntu.com/ubuntu/ natty-security main restricted' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu/ maverick-security main restricted'
2011-04-29 09:07:26,314 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu/ natty-security main restricted' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu/ maverick-security universe'
2011-04-29 09:07:26,314 DEBUG entry 'deb http://security.ubuntu.com/ubuntu/ natty-security universe' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu/ maverick-security universe'
2011-04-29 09:07:26,314 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu/ natty-security universe' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb http://security.ubuntu.com/ubuntu/ maverick-security multiverse'
2011-04-29 09:07:26,314 DEBUG entry 'deb http://security.ubuntu.com/ubuntu/ natty-security multiverse' updated to new dist
2011-04-29 09:07:26,314 DEBUG examining: 'deb-src http://security.ubuntu.com/ubuntu/ maverick-security multiverse'
2011-04-29 09:07:26,315 DEBUG entry 'deb-src http://security.ubuntu.com/ubuntu/ natty-security multiverse' updated to new dist
2011-04-29 09:07:26,320 DEBUG running doUpdate() (showErrors=True)
2011-04-29 09:07:46,387 DEBUG openCache()
2011-04-29 09:07:46,387 DEBUG failed to SystemUnLock() (E:Not locked)
2011-04-29 09:07:46,579 DEBUG /openCache(), new cache size 1269
2011-04-29 09:07:46,579 DEBUG needServerMode(): run in 'desktop' mode, (because of pkg 'kubuntu-desktop')
2011-04-29 09:07:46,579 ERROR No 'ubuntu-minimal' available/downloadable after sources.list rewrite+update

/lspci.txt
00:00.0 Host bridge [0600]: Intel Corporation 4 Series Chipset DRAM Controller [8086:2e20] (rev 02)
00:01.0 PCI bridge [0604]: Intel Corporation 4 Series Chipset PCI Express Root Port [8086:2e21] (rev 02)
00:1a.0 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #4 [8086:3a37]
00:1a.1 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #5 [8086:3a38]
00:1a.2 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #6 [8086:3a39]
00:1a.7 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB2 EHCI Controller #2 [8086:3a3c]
00:1b.0 Audio device [0403]: Intel Corporation 82801JI (ICH10 Family) HD Audio Controller [8086:3a3e]
00:1c.0 PCI bridge [0604]: Intel Corporation 82801JI (ICH10 Family) PCI Express Root Port 1 [8086:3a40]
00:1c.1 PCI bridge [0604]: Intel Corporation 82801JI (ICH10 Family) PCI Express Port 2 [8086:3a42]
00:1c.3 PCI bridge [0604]: Intel Corporation 82801JI (ICH10 Family) PCI Express Root Port 4 [8086:3a46]
00:1d.0 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #1 [8086:3a34]
00:1d.1 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #2 [8086:3a35]
00:1d.2 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #3 [8086:3a36]
00:1d.7 USB Controller [0c03]: Intel Corporation 82801JI (ICH10 Family) USB2 EHCI Controller #1 [8086:3a3a]
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev 90)
00:1f.0 ISA bridge [0601]: Intel Corporation 82801JIB (ICH10) LPC Interface Controller [8086:3a18]
00:1f.2 IDE interface [0101]: Intel Corporation 82801JI (ICH10 Family) 4 port SATA IDE Controller #1 [8086:3a20]
00:1f.3 SMBus [0c05]: Intel Corporation 82801JI (ICH10 Family) SMBus Controller [8086:3a30]
00:1f.5 IDE interface [0101]: Intel Corporation 82801JI (ICH10 Family) 2 port SATA IDE Controller #2 [8086:3a26]
01:00.0 VGA compatible controller [0300]: nVidia Corporation G86 [GeForce 8300 GS] [10de:0423] (rev a1)
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller [10ec:8168] (rev 02)
04:00.0 IDE interface [0101]: JMicron Technology Corp. JMB368 IDE controller [197b:2368]

[Andrew Jenner (ubuntu-akafjenner)]

For got to add the error message

Invalid package information
After your package information was updated the essential package "ubuntu-minimal" can not be found anymore.
This indicates a serious error. please report this bug against the update-manager package and include the file in /var/log/dist-upgrade/ in the bug report