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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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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33 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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1answer
94 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 ...
9
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2answers
911 views

How to recover unbootable system?

I have just run the most recent set of recommended updates on a 10.10 system. The computer is now un-bootable. It gets as far as the "Ubuntu..." splash and then does nothing. I cannot switch to a ...
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0answers
27 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
193 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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1answer
98 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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0answers
36 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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2answers
2k 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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1answer
2k views

Unbuntu 14.04 randomly freezes

I know this has been asked several times, but many of them are tagged as duplicates and sent back to what should I do if the computer freezes. I don't want the computer to freeze and only want those ...
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1answer
30 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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0answers
73 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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307 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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4answers
2k views

Alt-tab crashes gnome classic desktop (12.04)

I have a fresh install of ubuntu 12.04 and noticed alt-tab wasn't working. I followed some advice and installed compizconfig settings manager, wherein I checked Application Switcher. Then alt-tab ...
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0answers
72 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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1answer
86 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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1answer
272 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
230 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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180 views

Ubuntu 14.04 freeze - Kernel panic & Fatal Machine Check

I've got HP ProBook 470 G0 and Ubuntu 14.04 64-bit. Originally, it was preinstalled with Linux SUSE Enterprise but I've erased and installed Ubuntu 14.04 (it was Alpha that time). Laptop was randomly ...
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1answer
63 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
71 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
85 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
29 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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0answers
35 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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60 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
64 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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3answers
7k views

Computer freezing on almost full RAM, possibly disk cache problem

The problem I think is somewhat similar to this thread. It doesn't matter if I have swap enabled or disabled, whenever the real used RAM amount starts going close to maximum and there is almost no ...
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1answer
126 views

Ubuntu 14.04 Freeze i/o error

I have installed ubuntu 14.04 and I have been getting periodic system hangups and freezes. When I press F1 it will display i/o errors and sometimes display "Failed Command: Read FPDMA Queued." What ...
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1answer
79 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 ...
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1answer
852 views

14.04 freezes after splash | Immediately after installing updates

Laptop is a Dell XPS 14 (L421x). i7 3517u with Nvidia GT630m, 14.04 LTS. I am using Intel graphics drivers for Linux, I don't remember if I used Nvidia drivers or not. Got prompted for updates last ...
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0answers
55 views

screen freezes and looks scrambled after log in

I just installed ubuntu 14.04.1 on one of my machines and the install was pretty smooth utill after I was done and it was time for me to log in. As soon as I logged in the screen freezes and looked ...
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0answers
69 views

ubuntu 12.04 becomes unresponsive

I have installed Ubuntu 12.04 LTS on my Lenevo B490. System: Intel® Core™ i3-3110M CPU @ 2.40GHz × 4 Memory: 3.5GiB OS Type: 32-bit Disk: 305.8 GB It's a dual boot with Windows 7 and Ubuntu. Of ...
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2answers
57 views

Problem while browsing

I have Ubuntu 14.04 installed on my PC with 2+ Ghz processing speeds and 4gb RAM. While I'm browsing on using Firefox, the browser suddenly gets dim and then bright. It happened multiple times. While ...
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0answers
307 views

Apple Magic Mouse Bluetooth in Dell XPS 13 Ubuntu 14.04 randomly freeze and reconnect automatically

Environment: - Dell XPS 13-9333 - Apple Magic Mouse - Ubuntu 14.04.1 LTS 64bit - Kernel 3.16.0-031600rc7-generic,and latest update 14.04, kernel 3.13.0-30.55 - Linux-firmware 1.127.5, # dmesg ...
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4answers
6k views

Keyboard freezes / stuck if a key pressed repeatedly

I use Acer 4530. This problem has happened long since Ubuntu 10.10 and now that I use 11.04 dual booted with Linux Mint 10. Everytime I press one key repeatedly, like when I read a long article in a ...
9
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2answers
5k views

13.10 hangs on waking from suspend except when suspended from console

I know waking from suspend is an issue, but this looks like a separate bug. When I suspend 13.10 on HP Pavillion dv6 (AMD 6770M/fglrx 13.10.10) from x, it suspends normally but freezes when waking. I ...
0
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1answer
990 views

Lubuntu 14.04.1 Fresh Install Won't Boot: runaway loop, USB

I have a fresh install of Ubuntu 14.04.1. I tried to boot into it several times, waiting >4 minutes each time, and saw only a fat blinking cursor in the upper left. I chrooted into the OS from a ...
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0answers
60 views

Ubuntu 14.04 freezing when logging on

Hello I am new to Ubuntu. I have created a bootable pendrive and succesfully replaced XP with ubuntu on a PC. I logged on fine and was exploring but when I started firefox the whole system froze, ...
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1answer
59 views

Directly shut down

I am using Ubuntu 12.04, which is installed on Intel core i3 laptop. Sometimes it hangs fully and don't respond at all. In this situation, I shut it down directly 5 times (total after ...
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0answers
99 views

Ubuntu 12.04 freezes when switching to lightdm

I was changing the theme in my Ubuntu 12.04 to Mac OS theme, constantly installing, logging in and out, rebooting when trying to fix things along the way. While I was doing a reboot, it froze, for the ...
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0answers
158 views

Ubuntu 14.04 LTS freezes on restart

I am pretty new to Ubuntu. I just installed 14.04 on my Dell M4600 a few days ago. I noticed during the install, when it said remove installation media and press enter, it froze after I pressed enter. ...
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0answers
224 views

Ubuntu 14.04 as dom0 for xen 4.4 hangs on boot

I am trying to install Xen on a fresh install of Ubuntu 14.04 LTS. However, after I install xen-hypervisor-amd64, the system does not boot anymore, it hangs at this screen: If I boot it without Xen, ...
0
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1answer
266 views

Ubuntu 14.04 (cinnamon desktop) freezing, typically when using terminal

This is really strange, but frequently, Ubuntu freezes when I'm trying to enter (even basic) commands in the terminal. It does randomly happen when opening programs like Chrome as well. It freezes for ...
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0answers
65 views

the system freezes: black screen with color blocks

the system freezes randomly and the screen turns black, with a lot of color blocks flashing. I just can turn off the computer with the power button. I'm working with a laptop Dell studio 1558, i5 ...
0
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0answers
253 views

Disabling the left-aligned lock screen in Ubuntu 14.04

In 14.04, there appear two be two types of lock screens. The left-aligned one, which you also get when you first boot the machine. The centre-aligned one, which you get when you press Ctrl+Alt+L ...
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0answers
105 views

ubuntu 14.04 freezes when checking for update [duplicate]

Well , I went to details under system settings, and my everything froze. I cannot move my mouse nor get to the tty with ctrl-alt-f1. I reset my pc and tried again, and the same thing happened! ...
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1answer
378 views

Ubuntu 14.04 Randomly Freezes [closed]

I tried Ubuntu and Kubuntu but both are freezing on my desktop PC. I can still move my mouse pointer but nothing reacts. I can't even switch to tty. (in comparison to the other freezing issues i found ...
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1answer
118 views

MineCraft freezes on Orcale Java but not openjdk [duplicate]

So when I updated from 13.04 to 14.04 LTS (I do a clean reinstall of the new ubuntu version) and did minecraft on the first time using orcale java. When I started to launcher it froze ubuntu up and ...
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2answers
923 views

Software Center not respondng when installing Steam

Whenever I try to install Steam from the Software Center, the center goes unresponsive and I have to cancel it. I get no error message other than "Not responding". I have tried installing the Steam ...
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2answers
1k views

screen freezes ubuntu 14.04 lts

I have a GT 520MX and updated with the nvidia proprietary driver (tested), each time the screen freezes, you can touch the keys but can not see anything. Each 5 seconds the system freezes . any ...