The behavior is the lighting control works upon initial boot, but after
leaving the computer on for multiple hours at some point the backlight
ceases to respond and backlight controls are never regained until a
shutdown or reboot of the system. I haven't tracked the exact pattern of
actions that ca
Tested with the daily-live from March 6, 2015 as well as the
image+updates all booting from a live USB as suggested in comment 4.
The backlight error still appears in dmesg -l err.
The backlight controls work upon boot and I haven't noticed any losses
of control. I haven't tracked down the reprod
Model number is: E1R45AV
Model description: HP ENVY 15Z-J100 NOTEBOOK PC
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https://bugs.launchpad.net/bugs/1416186
Title:
[drm:radeon_acpi_init] *ERROR* Cannot find a backlight cont
Public bug reported:
The dmesg lists an Error that the backlight cannot be found with dmesg
-l err.
The system test of the backlight controls pass, but periodically there
is a loss of control of the backlight control where trying to brighten
the screen or dim it with the keyboard controls does no
the corruption returned with the latest update. Packages that changed
are attached.
** Attachment added: "packages which were updated immediately before the
corruption returned"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1260827/+attachment/4059105/+files/corruptio
After applying latest updates no corruption appearing again on 14.04.
Will have to monitor as the dev revisions continue.
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T
Correction the 3.14.0-031400rc8-generic latest build is starting to show
the signs of corruption after prolonged use. I was running System
Testing default test cases when I noticed the corruption starting to
form in the same way as 13.10 shows.
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Looks like I spoke too soon about the 14.04 not having corruption
issues. I conducted an upgrade to 14.04 today on this machine and the
corruption is present when running the Ubuntu 14.04 kernel 3.13.0-20.
I installed the latest build from the mainline 3.14.0-031400rc8-generic
the corruption is n
With a successful daily 14.04 image boot and testing the latest
development image no corruption appears in the March 27, 2014 ubuntu
trusty daily image booted off of a live usb. While corruption continues
to occur in 13.10.
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Corruption is still occurring with xorg edgers and oibaf. I cannot test
on 14.04 dev version as there is a kernel panic as highlighted in bug:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1266900
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Unfortunatly testing with 14.04 is not possible at the moment as this
computer able to boot any of the daily images for testing see bug:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1266900
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No if my memory serves me correctly, in the beginning of using 13.10
there was no corruption with the mesa drivers. It was not until updates
after its release did these corruptions begin to appear on this machine.
The issues with fglrx have been intermittent. I believe at the initial
launch of 1
The corruption persists even with 3.13.0-031300-generic kernel and xorg-
edgers ppa. fglrx is not acceptable to use as a workaround since fglrx
has been unreliable for system and display stability. The open source
drivers should be the focus of development especially due to the ability
debug more
The Xorg Edgers PPA fixed the Steam dialogue box corruption and no
corruption showed on the Kerbal Space Program, but as you can see from
the latest screenshot there are horizontal lines on all three screens.
I found that they appear when you hold a window such as the file
explorer and while grabb
** Attachment added: "screenshot of steam dialogue box corruption"
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1260827/+attachment/3942764/+files/steam%20corruptionScreenshot%20from%202014-01-07%2014%3A22%3A24.png
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I just updated and checked again and the horizontal corruption is
present in the latest patched version of 13.10, but the kerbal
corruption is fixed. Though now I'm seeing some corruption in the Steam
app dialog boxes such as when warning the game is not supported on the
system. Example double cl
** Description changed:
When a window is open periodically horizontal corruption occurs on all
the screens in this 3 monitor setup. I also see corruption more like a
static in the shadow background on the game Kerbal Space Program.
- The hardware config is three Samsung SynMaster XL2370
Not sure if the issue is related to
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-
ati/+bug/1239711 or a separate issue as the corruption is more intense
now. These reports are from the same machine.
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** Attachment added: "Second screenshot showing slightly different corruption
in Kerbal Space Program seconds later"
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1260827/+attachment/3928858/+files/Screenshot%20from%202013-12-13%2013%3A22%3A25.png
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** Attachment added: "Screenshot of corruption on three screens"
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1260827/+attachment/3928857/+files/Screenshot%20from%202013-12-13%2013%3A19%3A23.png
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Public bug reported:
When a window is open periodically horizontal corruption occurs on all
the screens in this 3 monitor setup. I also see corruption more like a
static in the shadow background on the game Kerbal Space Program.
The hardware config is three Samsung SynMaster XL2370 in a 5380 x 1
I've been able to consistently reproduce the corruption and crash.
Attached is screenshot of the corruption before the crash.
** Attachment added: "steam big picture mode corruption on 3 displays"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1237697/+attachment/390198
I've installed and run Ubuntu 13.04 with one and two AMD 5970 card using
the default install just fine. Both Mesa and Catalyst drivers display
with this card. Without system information and reproducible steps it is
not possible to triage this at this time.
** Changed in: xserver-xorg-video-ati (
Public bug reported:
I noticed while chrome was open that I was getting lines of corruption
showing on my desktop background. If I grab the window and move it then
resnap it to the top or edge the corruption disappears then slowly
returns.
See attached screenshot
ProblemType: Bug
DistroRelease:
Attaching screenshot of the desktop corruption with chrome open.
** Attachment added: "desktop corruption screenshot"
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1239711/+attachment/3877697/+files/corruption_backgroundScreenshot%20from%202013-10-14%2009%3A59%3A17.png
** Summary change
Made an edit for 3 screen arrangement in catalyst control center and hit
apply which solved the ability to display the 3 screens since the
selection in the display settings of Ubuntu would not set 3 screens.
Reverted to xorg driver and all borders now appear. Not sure what the
cause was or if thi
** Changed in: mesa (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1106556
Title:
Steam display corruption [xorg-edgers]
To manage notifications about thi
Now working with 3.8.0-27-generic kernel (possibly earlier, but first
test in a while)
** Changed in: unity
Status: New => Invalid
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Ti
Now working with 3.8.0-27-generic kernel (possibly earlier, but first
test in a while)
** Changed in: compiz (Ubuntu)
Status: Confirmed => Invalid
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Now working with 3.8.0-27-generic kernel (possibly earlier, but first
test in a while)
** Changed in: mesa (Ubuntu)
Status: Confirmed => Invalid
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Downgraded to mesa package 9.0.3 and Unity and the launchers appeared as
expected.
Upon upgrading to the 9.1.1 package from 9.0.3 the reported issue of
missing border and unity once again appeared.
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Per an IRC recommendation: I was told to run a backtrace on compiz and
try downgrading to mesa 9.0.3.
I have yet to understand the downgrade path - I have yet to test 9.0.3
after the 9.1 upgrade and 3 screen issue began. 9.0.3 worked fine
before 9.1 became the latest package.
I attempted a backt
Public bug reported:
I am seeing corruption in Steam for Linux when trying to select a folder
for confirming an installation location. See example of corruption
attached. I am using xorg-edgers on Ubuntu 12.10.
To reproduce in Steam:
select a game to install
select a location on a new drive to
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