For questions regarding shutting down and powering off.

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External USB 3.0 Hard drive don't turn off after computer shutdown Ubuntu 16.04

I dual boot Windows 10 & Ubuntu 16.04, my external Seagate USB 3.0 HDD won't turn off when I shutdown my computer under ubuntu, but everything works fine with win10. My external HDD is always ...
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0answers
13 views

UBUNTU stuck at shutdown after connecting to external screen

I am in deep peril as I come to you. I am writing my thesis and all hell is loose. I have tried various solutions right from installing to everything online for over 20 days now. As a result, I cant ...
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16 views

Doesn't Shut Down Properly Ubuntu 16.04, Have to forcefully off the laptop

I had recently installed ubuntu 16.04 to my acer aspire v5-573G. The problem is when i click on shut down option or either try to shut down it by sudo poweroff then it hangs showing wallpaper on the ...
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30 views

ubuntu 15.04 does not shutdown [on hold]

I am have ubuntu 15.04 dual booted with windows 10. When I run ubuntu and after using it I click on shutdown, cursor disappears but computer does not shut down. The background remains as it is. My ...
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13 views

I can't make my pc shut down automatically since i installed ubuntu 14.04

I installed ubuntu 14.04 yesterday but after that whenever I shut down my pc a blank window appears and it dosent shuts down till i force it with the power button. Can anybody help me with this?
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12 views

Ubuntu hung while shutting down

I notice that suddenly Ubuntu 14.04 is getting hung while shutting down. I see the messages on console as below Modemmanager[740]: <info > caught signal, shutting down... Modemmanager[740]: <...
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19 views

Terminal window shows filled up with “[[^H” when booting and shutting down computer

Can anyone please explain what is causing this to appear whenever I shut down or boot my laptop? I am new to Ubuntu.
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37 views

Won't Shut Down?

I'm running Ubuntu 14.04 and when I select the shutdown option from the top-right corners drop down, instead of giving me an option to shutdown or hibernate, it only lets me lock and log out. I haven'...
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47 views

Auto Shutdown For Media server

First off I'm very new to Linux. I'm using Ubuntu as my base OS for Emby. What I'm trying to do is find a way to auto shutdown the server when not in use. I've been looking around good for the past ...
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38 views

Ubuntu restart works fine but shutdown does not?

Why does my Ubuntu not shut down properly? My Ubuntu restart works fine but shutdown does not properly. I modified the grub like this: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash reboot=pci" My ...
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25 views

15.10 and 16.04 both fail to shutdown

I have an Acer AMD Athlon IIX2 64-bit 3.6GiB running single OS Ubuntu 16.04. It will not reliably shutdown. Same issue on same machine with earlier 15.10. However, 14.04 worked flawlessly -- until I ...
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3answers
69 views

Why can't I shut down Ubuntu on most attempts?

I do not know why my new Ubuntu 16.04 64-bit cannot be shut down. I have to press and hold the power button to turn off. I did some googling but I didn't find anything to help. Here is a list of ...
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1answer
42 views

System Shutdown

After a recent update (not sure which/when) the login screen no longer has the cogwheel for shutdown. How do I restore it? I have three systems, only one (Toshiba laptop) has this issue.
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2answers
628 views

Is it possible to set Ubuntu a way that it does not shutdown before a script is finished?

I use a script to do incremental backups of a btrfs partition from one disk to another. The script is started by cron.weekly at random time of a day. If I shut down the system while the script is ...
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1answer
45 views

Why does shutdown time vary?

I always shut down my Ubuntu MATE 16.04 system in exactly the same way: I keep hitting alt+F4 until I get to the very last terminal window and all other applications have been exited, and then I type ...
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0answers
56 views

When I click Shutdown, computer logs out instead of shutting down

I have a problem somewhat similar to the one in this question.. I am on Ubuntu 16.04 LTS and I usually install system updates when they are available. Yesterday I noticed that when I click on ...
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1answer
25 views

battery from laptop does only work when power cord is plugged in

I'm using a Asus laptop, about three years old and since I Switched to Ubuntu (16.04) it shows that the battery is fully charched, but when I disconnect the power cord, the laptop turns off. I can't ...
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37 views

14.04 Installer crashes after selecting “install alongside Windows 8.1”

I'm attempting to install Ubuntu 14.04 LTS. After booting the DVD and selecting "install Ubuntu", it gives me the option of installing alongside Windows 8.1. However, after selecting that option and ...
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70 views

Ubuntu 16.04 is unable to shutdown/restart/suspend

I installed Ubuntu 16.04 Xenial and I have the common, as I can see, problem with shutdown/restart/suspend. I have tried everything that already exist in the forums, but the problem keeps insisting. ...
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0answers
40 views

Computer doesn't shut down or restart after installing tlp!

I have installed tlp using the following commands sudo apt-get install tlp tlp-rdw and sudo apt-get install tp-smapi-dkms acpi-call-dkms in ubuntu 14.04. But after that , I can't shutdown or restart ...
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19 views

mate panel power button doesnt work any more

So a friend of mine deleted his power button, and I was about to tell him, hey, reset it with the command: mate-panel --reset (I ran it to verify that it would work, before I would tell him to do it) ...
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20 views

Computer shuts down when I close the lid

I'm using a dell inspiron laptop with dual booted ubuntu and windows10. Ever since I dual booted ubuntu, every time I close my lid for more than a few hours, my laptop shuts down. The settings are set ...
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31 views

Missing “poweroff” in lightdm

I have the next problem. When I try to poweroff or logout, the lightdm show well but only de Universal Acces button show in the top bar. There is not the poweroff button, so I have to execute "...
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0answers
70 views

Ubuntu 16.04 doesn't suspend and shut down properly

I installed Ubuntu 16.04 alongside with Windows 10 a month ago. All this time I've noticed that after some time working, when I close laptop's lid and after open it, Ubuntu won't run. And I hear that ...
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0answers
35 views

Shutdown icon missing after logout

After a recent upgrade, the shutdown (or Hibernate) icon remains missing after logout. The icon is visible after boot, after logging in, but as soon as I logout, the only icon that is visible at top ...
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0answers
28 views

After Ubuntu installment no internet connection (RJ45 or Wifi)

I want to ask, I have no internet in my notebook even if I connect RJ45 to it. It says "No devices available" or something like that. I'm really pissed of this because beside of it, my laptop won't ...
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0answers
15 views

Do I have to dismount VeraCrypt volumes before shutting down or restarting Ubuntu?

is there an auto- unmount/dismount in veracrypt or should i always unmount veracrypt volumes manually before shutting down to prevent a broken filesystem/container? I found the answer for Windows in ...
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0answers
85 views

ubuntu 16.04 won't shutdown : Reached target Shutdown[ok] also ubuntu 14.04 won't shut down : killing all procces [fail]

I had ubuntu 14.04 (DELL laptop INSPIRON N-4110 ) shutdown and reboot worked correctly and without any problem but after a long time I wasn't able to reboot or shutdown my machine. and that was the ...
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19 views

dev/sd4: clean, 104708/243100 blocks

Ubuntu 16.04, has a problem with /dev/sd4 and fails to turn off the computer. So i have to turn it off manually. When I turn the computer off the message dev/sd4: clean, 104708/243100 blocks and ...
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0answers
21 views

Xubuntu 14.04 LTS: how to quit Xubuntu without the open programs being forced to terminate?

Here is a beginner question about Xubuntu 14.04 LTS. When I click on the "Log Out" icon in the default menu, then on the "Shut Down" or "Restart" button, Xubuntu causes the open programs to terminate ...
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1answer
33 views

Laptop does not shut down

I have a Dell Inspiron 5559 running both Ubuntu 14.04 and Windows 10. When I try to shut down the computer from Ubuntu by clicking the shutdown option, the screen becomes blank and remains in that ...
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0answers
57 views

Ubuntu MATE suspend during boot and shutdown

I recently installed Ubuntu MATE 16.04 onto an Acer Aspire One netbook. During the install, the netbook went into suspend every 30 seconds. Pressing the power button would wake the netbook up and the ...
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28 views

LSB script that runs on reboot or shutdown

I am trying to write a LSB script that runs on system shutdown (Ubuntu 16.04). My steps so far: copy skeleton script from /etc/init.d: cp /etc/init.d/skeleton /etc/init.d/shutdown_script edit the ...
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0answers
34 views

After “shutdown now” the system hangs with error “INFO: task S30kilprocs:xxxx blocked for more than 120 seconds.”

I wanted to shutdown immediately from root. After entering shutdown now I got this error. INFO: task S30kilprocs:xxxx blocked for more than 120 seconds.
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32 views

Headphone Jack causes immediate shutdown

Every time I plug in my headphones into my laptop, its seems to power-off immediately after about 1.5-2 seconds. I have tried this with several other Linux distributions and they have all failed, so I ...
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44 views

Kubuntu 16.04 - Reboots instead of shutdown on Acer Aspire E 15

I have had this issue for a while, and have been looking up answers for days, but nothing has been working. I tried editing grub while with acpi=noirq and acpi=off (added behind quiet splash on one ...
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0answers
35 views

Can not Turn Off PC

After a few days of using dual boot of Windows + Ubuntu, there are problems when I shutdown the PC. Both windows and ubuntu cannot shutdown the PC correctly. In Windows (as comparison), when I do ...
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88 views

Ubuntu 16.04 freezes on shutdown

I recently switched my OS to Ubuntu on my laptop and at first it worked fine, but a few days ago, it started freezing upon shutdown. I click the shut down button, it moves onto the purple screen with ...
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0answers
46 views

Inspiron lockup and won't shutdown

I have just finished installing Kubuntu 16.04 on a Dell Inspiron 15 7000 series laptop. When I shutdown that it run (if I don't press power off then it runs forever) like this picture: If anyone ...
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35 views

Shutting down causes SSH keys to not work

Information When I shutdown or reboot my Ubuntu Server(16.04), logging in via ssh returns: Permission denied (publickey). So far, the only way to fix this has been to reset the permissions of ssh ...
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1answer
116 views

While using Intel GPU, Ubuntu 16.04 freezes on shutdown

My laptop has Intel 6700HQ CPU and Nvidia 960M as graphics card. I have nvidia-361 driver installed. I can use the nvidia program provided with the driver to switch between Intel GPU and Nvidia GPU. ...
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Full clean install edubuntu not shutting down or restarting with “proper” avenues?

Not sure what is causing it, I full installed Edubuntu to drive, the first restart after the install completed was quick but the 4 days its been in its had issue with shut down and restart when done ...
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1answer
160 views

Ubuntu 16.04 server on ODROID XU4 - hangs on shutdown/restart

I have a ODROID XU4 single board computer, running Ubuntu server 16.04LTS. On the last days, a strange problem appeared. When I shutdown or reboot the system (within root) the system hangs. When I ...
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2answers
30 views

Software that listens on a port, and shuts down Ubuntu

I am currently running Ubuntu 12.04 LTS (installed using Wubi) on a Dell Dimention 3000 (not a server). I want to install some software that will listen on a certain port, and shut down the system ...
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1answer
67 views

Ubuntu 16.04 takes 30 minutes to shutdown or restart

Ubuntu 16.04 takes 30 minutes to shutdown or restart. This usually happens when Computer is running for a long time and Swap is being used. I have Core i5 with 4 GB RAM, 4 GB Swap and Hard Disk ...
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1answer
61 views

How to disable the shutdown, reboot and hibernate options in the lightdm loginscreen?

I'm currently building a kiosk system based on xubuntu 16.04 and have to lock it down, in order to do that I arrrived at the point where I want to disable the above mentioned option in the lightdm ...
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0answers
58 views

Apply patch to Macbook Pro 11,4 to fix Power/Suspend

I have successfully installed Ubuntu 16.04 on my 15" Macbook Pro mid-2015. Currently, shutting down and suspending does not work, but I found this patch here that applies a patch to the kernel. I ...
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0answers
65 views

Not Shutting Down Ubuntu 16.04 In HP Laptop

I Recently Installed Ubuntu 16.04 on My HP Laptop which has configuration as 2 GB RAM,3GHz i3 Processor with 2GB Graphic Card Installed.My Problem is that I am not able to shut down my laptop using ...
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0answers
52 views

16.04 Acer E15 startup & shutdown crash

I've got a new laptop "Acer E15 E5-573G-5185" with an SSD instead of the default HDD and 16G RAM. The laptop freezes most of the time on shutdown/restart: I've to wait about 5 minutes before it ...
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0answers
65 views

Help me about install kubuntu 16.04?

I just have been finished installing Kubuntu 16.04 and when I shut down, my laptop shows this error. This error stays for days. What do I need to do to prevent this from happening?