stop: Unknown instance: 
Hit http://security.ubuntu.com karmic-security Release.gpg
Ign http://security.ubuntu.com karmic-security/main Translation-en_HK
Hit http://hk.archive.ubuntu.com karmic Release.gpg
Ign http://hk.archive.ubuntu.com karmic/main Translation-en_HK
Ign http://hk.archive.ubuntu.com karmic/restricted Translation-en_HK
Hit http://ppa.launchpad.net karmic Release.gpg
Ign http://ppa.launchpad.net karmic/main Translation-en_HK
Ign http://security.ubuntu.com karmic-security/restricted Translation-en_HK
Ign http://security.ubuntu.com karmic-security/universe Translation-en_HK
Ign http://security.ubuntu.com karmic-security/multiverse Translation-en_HK
Hit http://security.ubuntu.com karmic-security Release
Ign http://hk.archive.ubuntu.com karmic/universe Translation-en_HK
Ign http://hk.archive.ubuntu.com karmic/multiverse Translation-en_HK
Hit http://hk.archive.ubuntu.com karmic-updates Release.gpg
Ign http://hk.archive.ubuntu.com karmic-updates/main Translation-en_HK
Ign http://hk.archive.ubuntu.com karmic-updates/restricted Translation-en_HK
Ign http://hk.archive.ubuntu.com karmic-updates/universe Translation-en_HK
Ign http://hk.archive.ubuntu.com karmic-updates/multiverse Translation-en_HK
Hit http://hk.archive.ubuntu.com karmic Release
Hit http://ppa.launchpad.net karmic Release.gpg
Ign http://ppa.launchpad.net karmic/main Translation-en_HK
Hit http://ppa.launchpad.net karmic Release.gpg
Ign http://ppa.launchpad.net karmic/main Translation-en_HK
Hit http://ppa.launchpad.net karmic Release
Hit http://hk.archive.ubuntu.com karmic-updates Release
Hit http://ppa.launchpad.net karmic Release
Hit http://ppa.launchpad.net karmic Release
Hit http://security.ubuntu.com karmic-security/main Packages
Hit http://hk.archive.ubuntu.com karmic/main Packages
Hit http://hk.archive.ubuntu.com karmic/restricted Packages
Hit http://hk.archive.ubuntu.com karmic/main Sources
Hit http://hk.archive.ubuntu.com karmic/restricted Sources
Hit http://hk.archive.ubuntu.com karmic/universe Packages
Hit http://hk.archive.ubuntu.com karmic/universe Sources
Hit http://hk.archive.ubuntu.com karmic/multiverse Packages
Hit http://ppa.launchpad.net karmic/main Packages
Hit http://security.ubuntu.com karmic-security/restricted Packages
Hit http://security.ubuntu.com karmic-security/main Sources
Hit http://security.ubuntu.com karmic-security/restricted Sources
Hit http://security.ubuntu.com karmic-security/universe Packages
Hit http://security.ubuntu.com karmic-security/universe Sources
Hit http://hk.archive.ubuntu.com karmic/multiverse Sources
Hit http://hk.archive.ubuntu.com karmic-updates/main Packages
Hit http://hk.archive.ubuntu.com karmic-updates/restricted Packages
Hit http://hk.archive.ubuntu.com karmic-updates/main Sources
Hit http://hk.archive.ubuntu.com karmic-updates/restricted Sources
Hit http://hk.archive.ubuntu.com karmic-updates/universe Packages
Hit http://hk.archive.ubuntu.com karmic-updates/universe Sources
Hit http://ppa.launchpad.net karmic/main Packages
Hit http://ppa.launchpad.net karmic/main Packages
Hit http://security.ubuntu.com karmic-security/multiverse Packages
Hit http://security.ubuntu.com karmic-security/multiverse Sources
Hit http://hk.archive.ubuntu.com karmic-updates/multiverse Packages
Hit http://hk.archive.ubuntu.com karmic-updates/multiverse Sources
E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. 
E: Couldn't rebuild package cache
E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. 
Reading package lists...
Building dependency tree...
Reading state information...
Reading extended state information...
Initializing package states...
E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem.