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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80 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
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1answer
145 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
12 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 ...
0
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0answers
49 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 ...
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0answers
28 views

Asus Motherboard + Ubuntu = unstable

I upgraded my setup with an ASUS p9x79 PRO motherboard and was not able to run Ubuntu (15.04) properly using all my cores and hyper-threading. If I do not run Ubuntu with acpi=off (e.g. with ht ...
2
votes
1answer
38 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 ...
0
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0answers
33 views

Ubuntu Freezes at Ubuuntu logo on startup

Recently I've installed Ubuntu on my Asus U31JG laptop using an NVIDIA and Intel graphic adapter. I did the installation like 10 times or more because of this freezing problem. Ubuntu installation ...
1
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0answers
51 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
218 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
331 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 ...
0
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0answers
59 views

ACPI PCC probe failed after Nvidia instalation and the keybaord is broken

I get the APCI PCC probe failed starting version 219. I know this is harmless. But ACPI failing breaks my keyboard (it might be using the ACPI bus). The option of "enable function keys" won't work ...
1
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0answers
72 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 ...
0
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0answers
56 views

“acpi=off” works, but “acpi=ht” does not, what does that mean?

I had problems installing and running any Ubuntu distro (I tried every major version from 12 to 15...). If the setup would not freeze, the system itself would freeze later on. Finally I set "acpi=off" ...
4
votes
2answers
1k 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
241 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 ...
1
vote
1answer
194 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
18 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
50 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 ...
0
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0answers
157 views

Ubuntu 15.04 does not shutdown properly

I recently installed Ubuntu 15.04 it works nicely but id does not shut down. If I manage to press delete key (it freezes quick) while it shut down it says this: starting version 219 error:/dev/sdf: ...
0
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0answers
53 views

acpid client gets disconnected and freezes xserver

Xserver on my Ubuntu 14.04 laptop periodically freezes. When I switch to another tty, dmesg shows message like: acpid client 1385[0:0] was disconnected Then if I switch back to Ctrl+Alt+F7, ...
0
votes
1answer
242 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
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0answers
75 views

My cpu slows down after a while and does not recover

Sometimes, and I can't reproduce it (but it happens often enough - a few times a week at least) my cpu slows down below its prescribed minimum. This is an example cpufreq-info output from a minute ...
0
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1answer
230 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
228 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 ...
20
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1answer
32k views

Boot Error - ACPI PCC Probe Failed

ACPI PCC Probe Failed is the error that pops up instead of the default GRUB loader after I updated my kernel to 3.19. I searched around and couldn't find much information except that it is a known ...
0
votes
2answers
702 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
270 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 ...
0
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0answers
36 views

Relation between thinkpad-acpi and tp_smapi?

In my 14.04 on T400 laptop, what are the relation between the two modules thinkpad-acpi and tp_smapi? Are they both drivers for the power devices? thinkpad-acpi is said to be driver. So is tp_smapi? ...
1
vote
1answer
52 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
328 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 ...
0
votes
0answers
813 views

{4.047432} ACPI PCC probe failed on Ubuntu 15.04 default boot

I've installed ubuntu 15.04 today & got this error. [4.047432] ACPI PCC probe failed on Ubuntu 15.04 default boot Don't know what happened I can't get to login screen. From advance option i'm ...
0
votes
1answer
109 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
161 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
131 views

Can't boot Ubuntu live cd

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?
0
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0answers
48 views

Can't keep monitor backlight off with xset

I use xset dpms force off and the backlight turns off but it turns back on in a minute on its own. The command setterm -powersave powerdown gives the message: setterm: cannot (un)set powersave ...
1
vote
1answer
391 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
52 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
201 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
639 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
129 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 ...
14
votes
3answers
30k 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
11k 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 ...
0
votes
0answers
66 views

Ubuntu Server 14.04.2 LTS restarts continuously

is my first time asking here, so, congrats for the forum, is very instructive! I have an Ubuntu Server 14.04.2 LTS (64bits), and when Im working with that, I don't know exactly why, it restart again ...
1
vote
1answer
1k 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 ...
0
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0answers
239 views

Updated Nvidia Drivers, Now Get ACPI Error

So, I followed this guide and got my Nvidia driver issue fixed: install nvidia driver instead nouveau Everything seemed fine until after I rebooted, then I got: [0.834825] ACPI: [Package] has zero ...
0
votes
0answers
41 views

How to permit laptop resume with lid closed

I have a Lenovo T520 that suspends and resumes perfectly on lid open/close. But I would like to be able to have rtcwake wake up the laptop during the night to perform a backup but the laptop goes back ...
0
votes
0answers
12 views

IRQ9 blocked at Bootup

Why does the message come up saying it is blocking IRQ9 at boot up. It does not seem to alter the performance. Can you help?
2
votes
2answers
170 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 ...
1
vote
1answer
688 views

Ubuntu 14.04 does not recognize my battery

For the last 3 years I've been using a Samsung notebook. I was using Ubuntu 13.10 until 2 weeks ago. Then I decided to format and install Ubuntu 14.04 LTS. Everything was working great, until the ...
0
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0answers
131 views

Ubuntu machine waking up immediately after suspend, need help solving it!

So I've Googled a bit and it seems this is a well known issue. I just need some assistance with my particular setup. I have Ubuntu 14.04 loaded onto a machine that I use as a Plex Server. I've ...