Janek Greskowiak, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command only once, as it will automatically gather debugging information, in a terminal: apport-collect 1619939
** Package changed: linux-lts-xenial (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/1619939 Title: multi monitors - black flashes or black screen when the mouse cursor leaves a monitor Status in linux package in Ubuntu: Incomplete Bug description: I experience the following bug after updating Ubuntu 14.04. on a Dell Latitude Laptop for Hardware Enablement Stack some days ago: Dual Monitor Screen: When the mouse cursor leaves one of the screens, there is either : - no problem - the screen becomes black just below the position of the cursor and instantly comes back to normal. - the screen becomes entirely black with some random colored pixels flickering on the far left of the screen. I have to move the cursor to the black screen, otherwise it stays black. After the update my kernel version is 4.4.0-36-generic, and my Ubuntu is Ubuntu 14.04.5 LTS Thank you, Janek Greskowiak ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-4.4.0-36-generic 4.4.0-36.55~14.04.1 ProcVersionSignature: Ubuntu 4.4.0-36.55~14.04.1-generic 4.4.16 Uname: Linux 4.4.0-36-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.21 Architecture: amd64 CurrentDesktop: Unity Date: Sat Sep 3 19:03:09 2016 InstallationDate: Installed on 2016-02-27 (189 days ago) InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805) SourcePackage: linux-lts-xenial UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1619939/+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