Questions that relate to the Advanced Configuration and Power Interface (ACPI) specification which provides an open standard for device configuration and power management by the operating system.

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303 views

Fails to start up with multiple error messages. “ACPI PCC probe failed” +more

I turn on my PC, unlock bios , unlock HDD, then it takes me to GRUB (I usually don't do this) and I select "Ubuntu" and get promoted to enter my paraphrase to unlock my HDD then finally I get the ...
0
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0answers
34 views

Black screen when trying to install Ubuntu in dual boot on Acer Aspire E15 [duplicate]

I am trying to install Ubuntu off a LiveUSB (so far have tried with both 14.04 and 15.04), but every time I get as far as "Install Ubuntu" and as soon as I choose it, it goes to a black screen with ...
2
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0answers
41 views

acpi ppc probe failed - how to hide this message? [duplicate]

I read other topics about this error: acpi ppc probe failed But I haven't found a solution how to turn it off. Can ignore it - I know, but I don't want it to display at startup. Console distorts ...
1
vote
1answer
40 views

Crash battery power Ubuntu 12.04.5

My computer instantly turns off when trying to load ubuntu 12.04.5 on battery power. If I start with the ac plugged in then unplug the comp runs for hours, so the battery is fine. The crash happens ...
0
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0answers
39 views

ACPI PCC probe failed at install [duplicate]

This is the first time I tried to install Ubuntu, so create a usb bootable, and when choose the option install or try, the following message appears: [4.033187] ACPI PCC probe failed [5.5956] sd 656:...
2
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2answers
334 views

ACPI open/close lid scripts - xrandr does not execute but other commands do

See SOLUTION at the end. I have used this guide to write a script that activates when I open or close the laptop lid. My setup is a laptop monitor and an external monitor working well together. ...
1
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0answers
43 views

Event handler even more low-level than acpid?

Ubuntu 14.04 Netboot didn't support my laptop's display brightness controls out of the box. So first thing I did was fire up evtest to check if the correct keycodes (KEY_BRIGHTNESSUP and ...
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0answers
9 views

Ubuntu boot error with 1.531444

HI every time i try to login i am getting this error and it will stay for long time. some times i will restart the devices. can please anyone help me on this. my laptop is lenovo G470. attached ...
0
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1answer
173 views

Frequency scaling

I'm trying to get the frequency of my CPU on max I can't seem to change anything via cpupower or cpufreq-utils, or even by modifying the files myself at /sys/devices/system/cpu/intel_pstate So I ...
0
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0answers
49 views

acpi call command in rc.local is not being executed in 14.04

I want to disable my discrete AMD graphics on my ubuntu 14.04. So i went through some threads and SO posts , some of them were : 1) acpi_call github library 2) HybridGraphics Ubuntu Documentation (...
0
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0answers
310 views

Problem with acpi pcc probe when starting up Ubuntu

I recently installed Ubuntu, but had trouble getting it to boot (when I started the computer I only saw a blinking cursor). I then fixed this, I think, by using a boot-repair software, and it gave me ...
0
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0answers
103 views

ACPI special keys all have the same code

I've ran into the problem of my brightness keys (and everything but my volume keys) not working. I've been following this guide on how to fix them: https://help.ubuntu.com/community/LaptopSpecialKeys ...
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2answers
2k views

Ubuntu 14.04 won't shut down, reboots instead

I've researched on this topic and did all of the recommendations such as editing kernel options acpi=off, acpi=noirq, acpi=force, then sudo update-grub. i also edit the bios to disable wake on lan ...
3
votes
0answers
253 views

Laptop doesn't suspend when lid is closed - No state change

I have a problem about my laptop that doesn't suspend when i close lid. First the story. I bought a new Acer e3-112. It camed with win8.1 and i upgraded it to win10. Then i shrinked the hdd and ...
0
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0answers
291 views

Error during boot Ubuntu. (ACPI)

I was faced with next problem: When I boot my pc( with os Ubuntu 14.04 lts) the system showed me this: ACPI PCC probe failed USB 1:1 3:1 cannot get freq at ep x084 Module: radeon: unknown rela ...
1
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0answers
376 views

ACPI PCC probe failed when “Try Ubuntu 15.04”

I installed Ubuntu 15.04 from pendrive on my notebook Asus and it worked fine for about 7 months. One day the system couldn't start anymore (because of some update maybe?) so I decided to reinstall it....
3
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0answers
174 views

How to manually power-on the webcam?

I have a Clevo laptop with a built in webcam, on the keyboard there's a helpful Fn+F10 hotkey that seems to power the device on and off. I'd like to have some control over the webcam without needing ...
1
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0answers
2k views

Won't boot, ACPI PCC probe failed

After updating, my desktop machine will no longer boot. It shows the message ACPI PCC probe failed, starting version 219 and then stops in with a command prompt and some text about it being in ...
0
votes
1answer
896 views

ACPI PCC - Acer E5-511

I bought a notebook ACER model Aspire E 15 (E5-511-C7NE). The default OS was windows 8.1, I have formatted it and installed Ubuntu 15.04. If ACPI is ON I receive the message: ACPI PCC probe failed. ...
1
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0answers
28 views

Where are the default hardware button (ie. volume increase, screen brightness, play/stop music) scripts

I have installed Ubuntu 15.04 on my Thinkpad x220t and was pleasantly surprised to find that the tablet button for rotating the screen works out of box. However, while it does rotate the screen it ...
1
vote
0answers
2k views

/dev/sda1: Inodes that were part of a corrupted orphan linked list found

I was using my Ubuntu 2015.04 (with ecryptfs-encrypted user home) laptop normally when suddenly, the hard drive became read-only. I rebooted and now it is stuck on this: [ 0.703206] ACPI PCC ...
2
votes
1answer
371 views

systemd: How to modify the HandlePowerKey action with a custom command?

My headless server has a power button. When the user presses it, I want the server to respond with a brief beep, then shutdown the server. The system should only beep when manually pressing the ...
3
votes
0answers
169 views

How to trace what is invoked on ACPI events?

My question is not how to catch ACPI events, but how to track out what happens when one occurs. I recently got interested in ACPI events. I wonder how to find out what script is triggered by ACPI ...
2
votes
1answer
233 views

acpi problems make wakeup every midnight

Since i installed Ubuntu on my Medion Akoya E7214, i have funny problems. It took some time to realize this. With standard settings, my computer woke up every midnight. That annoyed a lot. So i ...
2
votes
1answer
365 views

Checking battery status using other than acpi command

Is there any way to get the battery status without acpi? I'm using Ubuntu 11.10 and I needed to install acpi via apt-get. So I guess there's another command that is used to check battery status ...
5
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0answers
1k views

How to remap Fn Key combinations?

I want to do some advanced key mapping on my Sony VAIO. It involves the Fn key. This is what I want to do: I want to do a Fn key inversion, ie to remap: [Fn+ F2toF7] on my keyboard to [F2 to F7] soft ...
4
votes
2answers
3k views

What does “ACPI PPC Probe failed Starting version 219 ” mean exactly?

I've recently installed Xubuntu 15.04 on my desktop The video playback was kinda slow and buggy so I installed the nvidia drivers (the gpu is an onboard 7025) As some people, I get the "ACPI PPC ...
1
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1answer
992 views

ACPI Package problem on boot Ubuntu 14.04.02

I've been using Ubuntu for pretty long time and am quite experienced with it. But recently I discovered a new problem that I can't resolve on my own. My system is as follows: AMD E-450 1.65 AMD ...
2
votes
1answer
2k views

Cannot boot 14.04 Ubuntu

I am new with Ubuntu. My new company gave me a Dell Latitude E5440 laptop running Windows 7 64 bit. I am trying to install Ubuntu but neither 12.04 nor 14.04 boot. The common Error that I take on the ...
2
votes
1answer
49 views

Making screen brightness change smoother

I am using Ubuntu 14.04LTS on Lenovo G580. The Function key is working fine for brightness change, but I want to make the change smoother, i.e. reduce the step change in brightness per key press. Any ...
0
votes
1answer
250 views

Weird error appearing randomly in terminal

I installed a few hours ago Ubuntu 14.04 and since I started using it I'm seeing a weird error always appearing in terminal : [ 3099.912152] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type ...
1
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1answer
807 views

Install of Ubuntu 15.04 hanging at “ACPI PCC probe failed” and then “failed command: Read Fpdma Queued”

I have seen many people have this problem during installation, but nobody has fixed this issue. It occurs during first time installation of 15.04. I am getting ACPI PCC probe failed and then failed ...
0
votes
1answer
5k views

Ubuntu Gnome freezing during startup

This morning I installed Ubuntu Gnome 15.04. I installed a few applications and restarted the computer a couple times without issue. I just ran updates though, and when I restarted the computer ...
0
votes
1answer
1k views

boot problem after upgrade Ubuntu 14.10 to 15.04

I upgraded Ubuntu14.10 to 15.04, using software updater. After finished it , I restart. Now on a restart it fails to make it to the login prompt. The system looks to be in a cycle of failure and I see ...
0
votes
2answers
2k views

Start problem in ubuntu 15.04

I have this problem with my pc: [ 0.545187]ACPI PCC PROBE FAILED. STARTING VERSION 219 [ 240.096017] INFO: task systemd-udev:376 blocked for more than 120 seconds. [ 240.096060] Not tainted ...
1
vote
1answer
436 views

Computer reboots instead of shutdown, only after suspend

I have posted seen this on the Ubuntu forums (http://ubuntuforums.org/showthread.php?t=2175057), but its not drawing a solution there so I am posting here. Problem is when I shutdown my computer it ...
1
vote
1answer
150 views

Suspend failed once and forever?

I incidentally closed the lid and the system went to suspend (ubuntu 14.04) but seemed lasted forever. So I forced quit the suspend. After I restarted ubuntu and let it suspend, it failed to do so ...
1
vote
1answer
432 views

Can anybody help me resolve these FWTS issues?

See the list below. I have no clue where to start. I ran firmware testsuitelive (USB). Some tests failed, which might explain the issues I'm having with my machine (constant reboot after shutdown or ...
1
vote
1answer
513 views

Ubuntu 14.04.1 Bug - issue with my on-board networking adapter and the ACPI of my computer

This old bug affects me severely, I say old bug because it is very well documented in the following link: Bug report This bug results in two things: My on-board networking doesn't work, and trying ...
2
votes
0answers
286 views

Slow boot on Ubuntu 15.04 during ACPI

The time seems to be wasted mainly between these two log lines. What could it be waiting for ? Apr 30 01:19:22 terodde kernel: [ 0.907820] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query honored via ...
0
votes
1answer
551 views

Can't boot Ubuntu live cd [duplicate]

For some reason i can't boot Ubuntu live cd on my desktop pc while installation media works perfectly on laptop. I'm getting this error : Any suggestions?
1
vote
1answer
614 views

Ubuntu 14.10 does not shut down on Acer Extensa 2509 notebook

I am currently running into a problem with my new Acer Extensa 2509 notebook. After installing Ubuntu 14.10 onto the hard drive, I was not able to shut down my live USB drive. After a hard reset, ...
1
vote
1answer
141 views

Shutdown on idle using ACPI buitin feature

Inbuilt ACPI feature suspend the Ubuntu pc after specific period. What I want to achieve that in place of suspend it should shutdown the pc completely after predefined idle time. Can anybody help how ...
2
votes
0answers
473 views

Dell e7440, sleep sometimes fails, kernel logs show ACPI errors

I have a new Dell Latitude E7440 with Ubuntu 14.04.2. Sometimes (but not always), after sleeping, I cannot resume, as after trying to resume one of the following happens: I can move the mouse but ...
0
votes
2answers
3k views

Nvidia Driver Install Error - “Kernel module failed to build.”

I'm trying to install this because Nouveau / the default driver, is unstable for me, and eventually results in GPU lockups unless I'm running low graphic mode. Got this error while trying to install ...
0
votes
1answer
359 views

Ubuntu doesn't reboot / shutdown properly

root@pcu:~# uname -a Linux pcu 3.16.0-33-generic #44~14.04.1-Ubuntu SMP Fri Mar 13 10:33:29 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux After any shutdown command (shutdown, halt, poweroff, init, GUI ...
15
votes
2answers
42k views

What do the different Boot Options mean? (i.e. acpi=off, noapic, nolapic, etc)

I've been having issues installing 11.04 on my new laptop, the solution was to enable any of these boot options: acpi=off noapic nolapic But, what do these options actually do? What sort of ...
6
votes
3answers
14k views

Brand new battery is 100% charged but at 0% capacity

I just bought a brand new battery to replace one that had seemingly died. I followed the instructions that came with the battery and charged it overnight, then ran my computer on battery until it was ...
1
vote
1answer
2k views

HP 6735s Brightness hotkey problem; where is brightness panel?

I have installed ubuntu 11.10 on my laptop hp 6735s. The screen is often too dark and i want to make it brighter, although the hotkeys Fn+F7/F8 are not working. I have tried some things: Firstly it ...
2
votes
2answers
471 views

Can't get the right CPUcore temperature (Acpi chip)

After replacing my motherboard I try to get Psensor working correctly but still I cannot get the right temperature for my CPUcore temp, it's always -127C degrees. I installed lm-sensors and everything ...