gianluca, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command, as it will automatically gather debugging information, in a terminal: apport-collect 1426259
** This bug is no longer a duplicate of bug 1315221 8086:08b1 (rev 6b) [Dell XPS 13 9333] iwlwifi regularly loses connection/becomes unusable on Intel 7260 ** Package changed: network-manager (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Importance: Undecided => Low ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1426259 Title: Dell XPS13 regularly loses connection/becomes unusable on Intel 7260 Status in linux package in Ubuntu: Incomplete Bug description: i'm affected by the bug described here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1315221 ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: network-manager 0.9.8.8-0ubuntu7 ProcVersionSignature: Ubuntu 3.13.0-46.75-generic 3.13.11-ckt15 Uname: Linux 3.13.0-46-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.7 Architecture: amd64 CurrentDesktop: Unity Date: Fri Feb 27 09:13:07 2015 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-precise-amd64-20130203-1 IfupdownConfig: auto lo iface lo inet loopback InstallationDate: Installed on 2014-10-31 (118 days ago) InstallationMedia: Ubuntu 12.04 "Precise" - Build amd64 LIVE Binary 20130203-13:50 IpRoute: default via 192.168.42.129 dev usb0 proto static 10.0.3.0/24 dev lxcbr0 proto kernel scope link src 10.0.3.1 192.168.42.0/24 dev usb0 proto kernel scope link src 192.168.42.20 metric 1 192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1 NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true WimaxEnabled=true SourcePackage: network-manager UpgradeStatus: Upgraded to trusty on 2014-11-06 (112 days ago) mtime.conffile..etc.NetworkManager.NetworkManager.conf: 2015-01-17T17:14:49.420493 nmcli-dev: DEVICE TYPE STATE DBUS-PATH usb0 802-3-ethernet connected /org/freedesktop/NetworkManager/Devices/1 wlan0 802-11-wireless disconnected /org/freedesktop/NetworkManager/Devices/0 nmcli-nm: RUNNING VERSION STATE NET-ENABLED WIFI-HARDWARE WIFI WWAN-HARDWARE WWAN running 0.9.8.8 connected enabled enabled enabled enabled disabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1426259/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp