You have been subscribed to a public bug: xfce4-panel clock can not install ntp, take a look at the image.
"Could not install package The necessary applications to install the package could not be found" I can install ntp by apt-get, and it works at the clock. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: xfce4-panel 4.10.1-1ubuntu2 ProcVersionSignature: Ubuntu 3.13.0-3.18-generic 3.13.0-rc8 Uname: Linux 3.13.0-3-generic x86_64 ApportVersion: 2.13.1-0ubuntu1 Architecture: amd64 Date: Fri Jan 17 11:51:15 2014 InstallationDate: Installed on 2014-01-09 (7 days ago) InstallationMedia: Xubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140109) ProcEnviron: LANGUAGE=fr_FR TERM=xterm PATH=(custom, no user) LANG=fr_FR.UTF-8 SHELL=/bin/bash SourcePackage: xfce4-panel UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gnome-system-tools (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug package-qa-testing trusty -- xfce4-panel clock can not install ntp https://bugs.launchpad.net/bugs/1270090 You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-system-tools in Ubuntu. -- 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