I tried this solution and it didn't work :
I've tried this :
sudo rm /var/lib/apt/lists/*-vf
and I get :
rm: cannot remove `/var/lib/apt/lists/*-vf': No such file or directory
I have tried :
$ sudo apt-get update
Ign http://archive.ubuntu.com precise InRelease
Ign http://security.ubuntu.com precise-security InRelease
Ign http://ci.archive.ubuntu.com precise InRelease
Ign http://ci.archive.ubuntu.com precise-updates InRelease
Ign http://ci.archive.ubuntu.com precise-backports InRelease
Ign http://archive.canonical.com precise InRelease
Hit http://archive.ubuntu.com precise Release.gpg
Get:1 http://security.ubuntu.com precise-security Release.gpg [198 B]
Hit http://ci.archive.ubuntu.com precise Release.gpg
Hit http://archive.canonical.com precise Release.gpg
Hit http://archive.ubuntu.com precise Release
Get:2 http://security.ubuntu.com precise-security Release [49.6 kB]
Get:3 http://ci.archive.ubuntu.com precise-updates Release.gpg [198 B]
Hit http://archive.canonical.com precise Release
Hit http://archive.ubuntu.com precise/main Sources
Hit http://ci.archive.ubuntu.com precise-backports Release.gpg
Hit http://archive.canonical.com precise/partner i386 Packages
Hit http://archive.ubuntu.com precise/restricted Sources
Hit http://ci.archive.ubuntu.com precise Release
Ign http://archive.canonical.com precise/partner TranslationIndex
Get:4 http://ci.archive.ubuntu.com precise-updates Release [49.6 kB]
Get:5 http://security.ubuntu.com precise-security/restricted Sources [1,950 B]
Get:6 http://security.ubuntu.com precise-security/main Sources [52.3 kB]
Hit http://ci.archive.ubuntu.com precise-backports Release
Get:7 http://security.ubuntu.com precise-security/multiverse Sources [1,379 B]
Get:8 http://security.ubuntu.com precise-security/universe Sources [14.5 kB]
Hit http://ci.archive.ubuntu.com precise/restricted Sources
Hit http://ci.archive.ubuntu.com precise/main Sources
Hit http://ci.archive.ubuntu.com precise/multiverse Sources
Hit http://ci.archive.ubuntu.com precise/universe Sources
Hit http://ci.archive.ubuntu.com precise/main i386 Packages
Hit http://ci.archive.ubuntu.com precise/restricted i386 Packages
Hit http://ci.archive.ubuntu.com precise/universe i386 Packages
Get:9 http://security.ubuntu.com precise-security/main i386 Packages [192 kB]
Hit http://ci.archive.ubuntu.com precise/multiverse i386 Packages
Hit http://ci.archive.ubuntu.com precise/main TranslationIndex
Hit http://ci.archive.ubuntu.com precise/multiverse TranslationIndex
Hit http://ci.archive.ubuntu.com precise/restricted TranslationIndex
Hit http://ci.archive.ubuntu.com precise/universe TranslationIndex
Get:10 http://ci.archive.ubuntu.com precise-updates/restricted Sources [4,419 B]
Get:11 http://ci.archive.ubuntu.com precise-updates/main Sources [185 kB]
Get:12 http://ci.archive.ubuntu.com precise-updates/multiverse Sources [4,241 B]
Get:13 http://ci.archive.ubuntu.com precise-updates/universe Sources [60.8 kB]
Get:14 http://security.ubuntu.com precise-security/restricted i386 Packages [3,968 B]
Get:15 http://ci.archive.ubuntu.com precise-updates/main i386 Packages [428 kB]
Ign http://archive.canonical.com precise/partner Translation-en_US
Get:16 http://security.ubuntu.com precise-security/universe i386 Packages [49.5 kB]
Ign http://archive.canonical.com precise/partner Translation-en
Ign http://archive.canonical.com precise/partner Translation-en_GB
Get:17 http://security.ubuntu.com precise-security/multiverse i386 Packages [2,357 B]
Hit http://security.ubuntu.com precise-security/main TranslationIndex
Hit http://security.ubuntu.com precise-security/multiverse TranslationIndex
Hit http://security.ubuntu.com precise-security/restricted TranslationIndex
Hit http://security.ubuntu.com precise-security/universe TranslationIndex
Hit http://security.ubuntu.com precise-security/main Translation-en
Hit http://security.ubuntu.com precise-security/multiverse Translation-en
Hit http://security.ubuntu.com precise-security/restricted Translation-en
Hit http://security.ubuntu.com precise-security/universe Translation-en
Get:18 http://ci.archive.ubuntu.com precise-updates/restricted i386 Packages [8,374 B]
Get:19 http://ci.archive.ubuntu.com precise-updates/universe i386 Packages [151 kB]
Get:20 http://ci.archive.ubuntu.com precise-updates/multiverse i386 Packages [9,665 B]
Hit http://ci.archive.ubuntu.com precise-updates/main TranslationIndex
Hit http://ci.archive.ubuntu.com precise-updates/multiverse TranslationIndex
Hit http://ci.archive.ubuntu.com precise-updates/restricted TranslationIndex
Hit http://ci.archive.ubuntu.com precise-updates/universe TranslationIndex
Hit http://ci.archive.ubuntu.com precise-backports/main Sources
Hit http://ci.archive.ubuntu.com precise-backports/restricted Sources
Hit http://ci.archive.ubuntu.com precise-backports/universe Sources
Hit http://ci.archive.ubuntu.com precise-backports/multiverse Sources
Hit http://ci.archive.ubuntu.com precise-backports/main i386 Packages
Hit http://ci.archive.ubuntu.com precise-backports/restricted i386 Packages
Hit http://ci.archive.ubuntu.com precise-backports/universe i386 Packages
Hit http://ci.archive.ubuntu.com precise-backports/multiverse i386 Packages
Hit http://ci.archive.ubuntu.com precise-backports/main TranslationIndex
Hit http://ci.archive.ubuntu.com precise-backports/multiverse TranslationIndex
Hit http://ci.archive.ubuntu.com precise-backports/restricted TranslationIndex
Hit http://ci.archive.ubuntu.com precise-backports/universe TranslationIndex
Hit http://ci.archive.ubuntu.com precise/main Translation-en
Hit http://ci.archive.ubuntu.com precise/main Translation-en_GB
Hit http://ci.archive.ubuntu.com precise/multiverse Translation-en
Hit http://ci.archive.ubuntu.com precise/multiverse Translation-en_GB
Hit http://ci.archive.ubuntu.com precise/restricted Translation-en
Hit http://ci.archive.ubuntu.com precise/restricted Translation-en_GB
Hit http://ci.archive.ubuntu.com precise/universe Translation-en
Hit http://ci.archive.ubuntu.com precise/universe Translation-en_GB
Hit http://ci.archive.ubuntu.com precise-updates/main Translation-en
Hit http://ci.archive.ubuntu.com precise-updates/main Translation-en_GB
Hit http://ci.archive.ubuntu.com precise-updates/multiverse Translation-en
Hit http://ci.archive.ubuntu.com precise-updates/multiverse Translation-en_GB
Hit http://ci.archive.ubuntu.com precise-updates/restricted Translation-en
Hit http://ci.archive.ubuntu.com precise-updates/restricted Translation-en_GB
Hit http://ci.archive.ubuntu.com precise-updates/universe Translation-en
Hit http://ci.archive.ubuntu.com precise-updates/universe Translation-en_GB
Hit http://ci.archive.ubuntu.com precise-backports/main Translation-en
Hit http://ci.archive.ubuntu.com precise-backports/multiverse Translation-en
Hit http://ci.archive.ubuntu.com precise-backports/restricted Translation-en
Hit http://ci.archive.ubuntu.com precise-backports/universe Translation-en
Fetched 1,268 kB in 28s (44.0 kB/s)
Reading package lists... Done
The software center opened on previous boot, but now it won't open
I've also tried
$ sudo apt-get check
Reading package lists... Done
$ ^C
I've also tried :
$ sudo apt-get install -f
and I got :
$ sudo apt-get install -f
Reading package lists... Done
$ ^C
