Try first run the following command from a terminal sudo apt-get update
check for any errors in the output. If you find any issue report here. If the above command runs fine then again try to install a package from software center ** Changed in: software-center (Ubuntu) Status: New => Invalid ** Converted to question: https://answers.launchpad.net/ubuntu/+source/software-center/+question/181511 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to software-center in Ubuntu. https://bugs.launchpad.net/bugs/902423 Title: Internet connection is fine but my Ubuntu Software center cannot download anything giving me this error: "Failed to download package files" Status in “software-center” package in Ubuntu: Invalid Bug description: Try to install any software and I get the same error every time: Failed to download package files Check your Internet connection. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: software-center 5.0.2ubuntu0.1 ProcVersionSignature: Ubuntu 3.0.0-13.22-generic 3.0.6 Uname: Linux 3.0.0-13-generic x86_64 ApportVersion: 1.23-0ubuntu4 Architecture: amd64 Date: Fri Dec 9 21:02:22 2011 EcryptfsInUse: Yes InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) PackageArchitecture: all ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: software-center UpgradeStatus: Upgraded to oneiric on 2011-12-03 (7 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-center/+bug/902423/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp