HDMI output no longer works after running updates
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Low
|
Unassigned |
Bug Description
This seems similar to 1496697 but i can't seem to work around the issue by booting without the cable plugged in. Ubuntu stopped recognizing my HDMI connected monitor after a regular system update reboot.
lsb_release -rd
Description: Ubuntu 14.04.3 LTS
Release: 14.04
xrandr
Screen 0: minimum 8 x 8, current 1366 x 768, maximum 32767 x 32767
eDP1 connected primary 1366x768+0+0 (normal left inverted right x axis y axis) 309mm x 173mm
1366x768 60.0*+
1360x768 59.8 60.0
1024x768 60.0
800x600 60.3 56.2
640x480 59.9
VGA1 disconnected (normal left inverted right x axis y axis)
HDMI1 disconnected (normal left inverted right x axis y axis)
DP1 disconnected (normal left inverted right x axis y axis)
HDMI2 disconnected (normal left inverted right x axis y axis)
VIRTUAL1 disconnected (normal left inverted right x axis y axis)
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-
ProcVersionSign
Uname: Linux 3.16.0-51-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.18
Architecture: amd64
CurrentDesktop: Unity
Date: Wed Oct 28 20:26:35 2015
InstallationDate: Installed on 2015-04-16 (195 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
SourcePackage: linux-lts-utopic
UpgradeStatus: No upgrade log present (probably fresh install)
---
ApportVersion: 2.14.1-0ubuntu3.18
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
CurrentDesktop: Unity
DistroRelease: Ubuntu 14.04
HibernationDevice: RESUME=
InstallationDate: Installed on 2015-04-16 (196 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
MachineType: Acer Aspire ES1-111M
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
ProcVersionSign
RelatedPackageV
linux-
linux-
linux-firmware 1.127.15
Tags: trusty
Uname: Linux 3.16.0-51-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip docker lpadmin plugdev sambashare sudo wireshark
_MarkForUpload: True
dmi.bios.date: 08/20/2014
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.08
dmi.board.
dmi.board.name: R2
dmi.board.vendor: Acer
dmi.board.version: Type2 - A01 Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.
dmi.modalias: dmi:bvnInsydeCo
dmi.product.name: Aspire ES1-111M
dmi.product.
dmi.sys.vendor: Acer
---
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
CasperVersion: 1.340.2
CurrentDesktop: Unity
CurrentDmesg:
[ 48.224513] init: plymouth-
[ 73.529298] r8169 0000:03:00.0 eth0: link up
[ 73.529336] IPv6: ADDRCONF(
DistroRelease: Ubuntu 14.04
LiveMediaBuild: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
MachineType: Acer Aspire ES1-111M
Package: linux (not installed)
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
ProcVersionSign
RelatedPackageV
linux-
linux-
linux-firmware 1.127.14
Tags: trusty
Uname: Linux 3.19.0-25-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 06/05/2015
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.13
dmi.board.
dmi.board.name: R2
dmi.board.vendor: Acer
dmi.board.version: Type2 - A01 Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.
dmi.modalias: dmi:bvnInsydeCo
dmi.product.name: Aspire ES1-111M
dmi.product.
dmi.sys.vendor: Acer
Tony Primerano, thank you for reporting this and helping make Ubuntu better.
Please execute the following command, as it will automatically gather debugging information, in a terminal:
apport-collect 1511163