Commonly used to refer to unresponsive computers. If your software is freezing then you likely need to file a bug, as freeze problems are usually off topic here and will likely be closed.

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How can I troubleshoot my system freezing just before restart?

Kubuntu 14.04 on a new computer. GPU is R9 280x in case it's relevant. Sometimes (not every time) when I restart in order to switch to Windows, Kubuntu seems to hang. There's a black screen. I am ...
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17 views

Ubuntu freezes on wakeup after suspend

I have ubuntu 14.04 installed on hp elitebook 6930p with an intel integrated graphic controller, the probem is when resume the system from a suspended state it completely freezes and does not let me ...
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2answers
29 views

New Asus laptop freezes every couple of minutes when on battery

This problem is different than : New asus with ubuntu keeps freezing and What should I do when Ubuntu freezes Actually i have 3 major problems I'll list according to importance : Couple of ...
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6 views

Android Virtual Device Manager “This window is not responding”

This issue is for Android Studio, Android Virtual Device manager and pretty much all my versions of Ubuntu. Ever since I installed Android Studio, the AVD always freezes when I try to close it. The ...
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23 views

What is causing this grub-install freezing issue on installation of 14.04.1 Server or Desktop?

I'm having a constant issue when trying to install Ubuntu Server 14.04.1. Every time, the installer freezes at "Running 'grub-install' dummy" where the loading bar is at 50%, where I then must hold ...
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11 views

GRUB freezes if external hard drive is connected. Can I simply make it invisible to GRUB?

GRUB seems to freeze whenever my 2 TB external hard drive (WD My Book) is connected. Connecting it while GRUB is loading does the same thing, but doing it afterwards or not at all will let my computer ...
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39 views

Ubuntu Hangs a lot even when 3 or 4 apps are working

I have a Samsung NP300E5C-A0CIN Laptop with 2 GB of ram, intel i3 processor. I have installed ubuntu 14.04 alongside windows 8.1 My laptop tends to hang a lot, especially while browsing the web both ...
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31 views

Ubuntu 14.04 Freeze Issue

So I have Ubuntu 14.04 Installed on my system with a few "tweaks", mainly ccsm. I also have google chromium browser installed as well. I do a lot of work in the browser and usually have 10+ tabs open ...
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40 views

Ubuntu 14.04 system freezes frequently

I have Ubuntu 14.04, and a Sony VAIO VGN-CR120E. The entire system freezes very frequently. When it freezes, I can move the mouse, but cannot click on anything, and whatever shape (hyperlink ...
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21 views

14.04 Random Crashes (Freezes Up) [duplicate]

It started happening since I installed 14.04 a while back. The freeze begins with the program going unresponsive (greying out), and then the whole system freezes except for the mouse, the desktop is ...
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43 views
+50

Application windows become unresponsive for some time in Ubuntu 14.04 LTS

Before somebody wants to mark my question as duplicate I'm letting you know that I read a lot of alike questions and their solutions but none of them describes the same symptoms and their answers ...
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18 views

Computer temporarily freezes on 97% evertime apt-get is run?

When I run apt-get on my computer it temporarily freezes for a few seconds sometimes ranging to a minute with the system completely unresponsive. Can anyone help me clarify the source of this problem ...
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45 views

Ubuntu 14.4 LTS Freezes

I recently re-imaged my MacBook with Ubuntu 14.4 LTS (64bit), however I've encountered significant problems. The initial issue I had was that the dimensions of the screen were not set properly. I ...
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35 views

Random xubuntu 14.04 Xorg graphics freezes

I've got a fairly new Asus X550CC laptop with up to date xubuntu 14.04 on it. I'm using NVIDIA graphics drivers version 343.13. From day one I installed xubuntu on this machine I've been getting these ...
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15 views

Questions about checking for badblocks on a almost-definate bad HDD, I am new to Ubuntu

Heres the deal, I'm on an Asus x53sv-mh71, it's my friend's laptop. He dropped it about a month ago, and it stopped working about a week afterward. Wouldn't boot past the "starting windows" logo. I ...
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15 views

Ubuntu freezes on custom apps

If i launch programs amazon, youtube(which ubuntu recommended to install) or something else... my Ubuntu 14.04 freeze in 2 minutes. Keyboard don't work and i can't even open text-mode ...
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1answer
108 views

Why Ubuntu 14.04 suddenly freezes sometimes?

Sometimes while surfing/reading a PDF/whatever Ubuntu completely freezes. I cannot control neither touchpad nor keyboard, so I use the combination Alt + Stamp + R + E + I + S + U + B to restart it. ...
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24 views

How do I troubleshoot non-working graphics?

I'm running Ubuntu 14.04.1 on a desktop computer. It has worked flawlessly for a few months, but since doing a standard apt-get update + upgrade and rebooting, I am no longer shown my desktop after ...
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1answer
86 views

Ubuntu 14.04.1 freezes frequently (Intel G33 chipset graphic card)

I have a desktop pc with Intel® G33 x86/MMX/SSE2 graphic card. I installed Ubuntu 14.04 yesterday. It started to freeze frequently today, especially when I'm watching videos on Mozilla. I can't use ...
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0answers
73 views

Ubuntu 14.04 freezes after login

I'm new to Ubuntu, and had some trouble installing desktop (installer kept freezing up). I was able to install using the Ubuntu Server installation package (64 bit), and added ubuntu-desktop and the ...
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0answers
23 views

New Trusty install freezes [duplicate]

New install I am dual booting Win7 and Trusty on an MSI GT783. It has an SSD and an HDD. Win7 is on the SSD but I think the BIOS is on the HDD. When I installed Trusty I did it from a USB iso and the ...
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0answers
38 views

Ubuntu is freezing?

I just installed Ubuntu on my HP envy laptop, which was previously running windows 8.1, and the screen has been freezing a lot. In order to fix the screen freezes, I close the laptop, and open it up ...
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45 views

Ubuntu 14.04 Freezes [duplicate]

Ubuntu keeps freezing on my Desktop PC sometimes when i try to close a programm. I can still move the mouse and some effects like the button press when i smashing the xbutton of the programm windows ...
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2answers
130 views

Right after installing Ubuntu 14.04.1 LTS it just don't work

I've just installed Ubuntu 14.04.1 LTS (desktop, 32 bits version), when the computer reboots Ubuntu ask me for the user and password configure. Right after entering this information, the PC freezes, ...
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38 views

DELL XPS 15 Ubuntu freezes randomly

After working for years without any problems on my Dell XPS 15. this week my laptop started to freeze randomly sometimes in minutes and sometimes after a day of work. So i decided to update my OS ...
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75 views

Ubuntu freezes when Nvidia driver is used

I just installed Ubuntu 14.04 LTS and when i check the nvidia driver (proprietary, tested) on additional drivers, my system freezes very often (keyboard and mouse both freeze), but when nouveau driver ...
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35 views

Mouse and video freezes. Fixed by CTRL-ALT-F6 and then CTRL-ALT-F7

Every hour or so the mouse and video freezes. I do CTRL-ALT-F6 and then CTRL-ALT-F7 and then it works again. What is wrong? And how can I stop the mouse from freezing?
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1answer
40 views

Crash, followed by I/0 error

I'm looking for help diagnosing an issue I'm having with Ubuntu 14.04 64bit. I'm a relative newbie to all this, so I'm not really sure where to start. Basically what happens is this: computer ...
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39 views

Citrix receiver freeze when is screen is locked

Whenever the screen is locked by the remote session (here Windows) within the citrix receiver (full screen) the local keyboard freezes. The mouse is still working properly, but the keyboard don't ...
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1answer
21 views

Printer installation stalled

I'm trying to install the drivers for my printer, I think I interrupted the installation first time round and now it just stalls and freezes up. Also when I restart the computer it starts now in ...
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1answer
170 views

Ubuntu 14.04 Screen Freezes Randomly NVidia

I use Ubuntu 14.04 on my Asus N550JK laptop and have NVidia GeForce GTX 850M graphics card. The problem is that screen keeps randomly freezing while performing everyday tasks. When the screen freezes ...
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0answers
109 views

Computer freezes when playing youtube video in Chrome

I have got a computer with fresh 14.04 installation. Whenever I open a Youtube video in Chrome it plays for a minute or so, and the the machine freezes. The only way out of it is a hard reset. I have ...
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1answer
94 views

Ubuntu Freezes while using terminal and firefox

Hi I am extremely new to programming. I downloaded Ubuntu 14.0 and it keeps freezing while I am using firefox and while using the terminal. I would really like for someone to give me some insight into ...
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42 views

Screenshooter hangs XFCE4

Several times over the last 48 hours I have had to reboot my way out of an XFCE4 hang where the mouse and keyboard cease responding in the GUI. A pattern has emerged whereby this happens just after I ...
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0answers
58 views

Mouse problems on 14.04

I am new to Ubuntu Just installed Ubuntu 32 bit (Dual boot with windows 7 32 bit) and found that my touchpad is not working and there is no cursor is displayed on the screen, it comes only when ...
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1answer
76 views

Chromium freezes after resuming from standby (Kubuntu 14.04)

Every time my laptop resumes from standby the Chromium browser becomes frozen. Graphically, it means that it leaves an unresponsive black square on the desktop. Sometimes, but not always it would ...
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1answer
73 views

Unexpected system freezes

The title is pretty self-explanatory: every once in a while, my system (14.04 x64) freezes: the mouse isn't moving, REISUB does nothing and all I can do is cut off the power supply. I guess this can ...
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69 views

Software Center Crash 14.04

Every time I open the Software Center it opens and freezes for about 3 seconds, then it just closes. I have tried an update command line, but it didn't work. Any Ideas? Also, I keep getting an error ...
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1answer
45 views

Synaptic freezes at start

this is a fresh install of Ubuntu 14.04, using Gnome Flashback Mode. Synaptic made problems from the beginning, directly after its installation. Ubuntu 12.04, which is installed in parallel, never ...
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1answer
45 views

14.04 only works through recovery though badly

since I upgraded from 12.04 to 14.04 I can't boot in any other mode than through recovery mode. If I don't, the mouse hardly works then freezes, same for keyboard. Still, after using the recovery mode ...
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1answer
42 views

Brightness change freezes Ubuntu with Noveau and Nvidia drivers [duplicate]

Both Nvidia and Noveau were working fine before my bios update and now they both crash when I change the brightness. Integrated still works fine with brightness and I've tried several Nvidia drivers ...
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0answers
56 views

computer freezes on password prompt after upgrading to 14.04

First, I should say that I am a total beginner. When answering, please do not take for granted that I understand even the most basic step. Yesterday, I was given the option to update to ubuntu 14.04. ...
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0answers
21 views

Edubuntu 12.04 freezes at login window

I upgraded my edubuntu distribution to 12.04 and when I got to the last step, which was to remove no longer needed packages, I skipped it and continued. My computer restarted as it should but once it ...
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20 views

Weird screen freeezes when trying to boot after installation

http://youtu.be/GtpqAzzL-XM I just installed Ubuntu on an old computer and whenever I boot it this happens. If someone could help that would be great. THanks!
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26 views

Ubuntu 14.04 freezes after it goes to sleep

Whenever I leave my laptop idle for more than an hour it freezes. The mouse pointer disappears. However the keyboard and the power button works. And because of that I am able to safely shutdown my ...
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0answers
62 views

Ubuntu freezes and never launched again

My problem is while i surfing on internet ubuntu freezes. I can't get any response. Even num-lock is not working. Then i press power button 5 sec and restart ubuntu. it doesn't launch. Screen stays in ...
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25 views

Installer freezes at Starting udev log

I'm trying to install (also tried to boot as LiveCD, to no avail, the very same thing happens) Ubuntu 14.04 on an old computer of mine (I'm not sure how old it is exactly, but may well be over 10 ...
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1answer
20 views

Jailkit freezing

I'm trying to jail ssh users on my Ubuntu 14.04 server. So after installing Jailkit version 2.17 (with the help of this tutorial) I'm now trying to follow this AskUbuntu answer to use Jailkit. After ...
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37 views

Skype video freeze

Ubuntu 12.04 been skype(ing) with skype version 4.2something and its been fine, Had an an email from skype saying that I needed to update to new version skype-ubuntu-precise_4.3.0.37-1_i386.deb if I ...
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1answer
56 views

Browser freezes frequently. Will it be a swap problem?

I am facing a problem with very slow browser apps, Wine games and Unity. I am using Ubuntu 14.04 on my Sandisk Cruzer 32GB flash drive. I have N53SV Laptop with 16 GB RAM and an nVidia card, and ...