Public bug reported:
well..when I first installed my Ubuntu 14.04, my brightness button was
working just fine, but now, when I try to do it, it gets kind of laggy
and doesn't adjust the screen, only the brightness of the own bar
changes a little.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-39-generic 3.13.0-39.66
ProcVersionSignature: Ubuntu 3.13.0-39.66-generic 3.13.11.8
Uname: Linux 3.13.0-39-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: gabriel 1943 F.... pulseaudio
/dev/snd/controlC0: gabriel 1943 F.... pulseaudio
CurrentDesktop: Unity
Date: Sun Nov 2 20:40:57 2014
HibernationDevice: RESUME=UUID=de2ff4cd-739d-4f17-a680-84402466ec9f
InstallationDate: Installed on 2014-11-01 (1 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
MachineType: LENOVO 20377
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-39-generic.efi.signed
root=UUID=1c13abd2-044c-411b-afeb-e00263afe26a ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-39-generic N/A
linux-backports-modules-3.13.0-39-generic N/A
linux-firmware 1.127.7
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/14/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: 9FCN21WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Lenovo Flex 2-15D
dmi.board.vendor: LENOVO
dmi.board.version: 31900058 Std
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo Flex 2-15D
dmi.modalias:
dmi:bvnLENOVO:bvr9FCN21WW:bd05/14/2014:svnLENOVO:pn20377:pvrLenovoFlex2-15D:rvnLENOVO:rnLenovoFlex2-15D:rvr31900058Std:cvnLENOVO:ct10:cvrLenovoFlex2-15D:
dmi.product.name: 20377
dmi.product.version: Lenovo Flex 2-15D
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug trusty
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https://bugs.launchpad.net/bugs/1388676
Title:
Screen Brightness problem
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