Do not use. This tag is in process of removal. 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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5
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2answers
3k views

Investigating a system “freeze”

Am on Ubuntu 10.04.2 LTS Linux skiran 2.6.32-32-generic-pae #62-Ubuntu SMP Wed Apr 20 22:10:33 UTC 2011 i686 GNU/Linux My machine froze for the 5th time in 2 days. Had to reboot, and login to a ...
20
votes
5answers
10k views

Making youtube fullscreen will freeze Unity (the whole desktop)

I never had this problem until today. When I watch a youtube video everything is fine, until I make the video fullscreen. It actually continues to play perfectly when fullscreen, but when I then exit ...
11
votes
2answers
8k 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 ...
15
votes
4answers
7k views

System freezes/unresponsive/unusable when copying large file to USB

Yesterday I was copying a single, 8 GB file to a USB with a slow, 7 MB/s write speed, while my RAM is 3 GB. While copying the system froze, to the point where I couldn't even move the cursor. I ...
14
votes
1answer
2k views

Laptop freezes after connecting external monitor, since 16.04 update

I have a Zenbook UX303U with integrated Intel HD5000, and using an external monitor worked fine until I updated to Ubuntu 16.04LTS this weekend. Now, when I plug my second screen and then move the ...
6
votes
3answers
17k views

Ubuntu freezes. Which logs can I check out?

So my computer has lately started freezing completely when I run some programs that, in the past, would work great. What I am unsure about however, is what logs that are available to me that could ...
3
votes
2answers
3k views

Mouse can still move but no clicks are registered and everything is locked up [closed]

Every now and then everything appears to lock up and I can't really do anything. I can move my mouse and it will reflect that on the screen but I can't really do anything else. Sitting long enough it ...
2
votes
4answers
10k views

Entire system freezing after pressing “Suspend” [closed]

So I just installed Ubuntu, and I love it. I don't think it's going to replace Windows 7 for me, and it has a few problems that I'm probably going to end up fixing when I figure out how to use WINE, ...
1
vote
1answer
4k views

14.04 Freeze on Splash after Installing NVIDIA Drivers

First of all, I have looked at a bunch of threads that are similar, but none of the solutions work for me. I am trying to install nvidia drivers (nvidia-340, specifically) but when I reboot the system ...
19
votes
4answers
20k views

Ubuntu 14.04 Screen Freezes Randomly with NVidia and it is possible to fix with Ctrl + Alt + F2 then Ctrl + Alt + F7

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 ...
13
votes
1answer
50k views

Ubuntu 14.04 LTS randomly freezes (graphics/unity only) [duplicate]

When I'm just chilling on the desktop or doing whatever, Ubuntu 14.04 LTS will (every 10-20 minutes or so) just randomly freeze. The screen just stops, I can't see my mouse move, etc. However, I can ...
3
votes
3answers
3k views

Ubuntu 15.10 and 16.04 keep freezing randomly

This issue i had it with 15.10 and it's still here after the 16.04 upgrade. The whole system freezes, no keyboard/mouse input works anymore. I tried a variety of keyboard combinations (found on the ...
8
votes
1answer
941 views

How to determine what happened and locate the problem when my system freezes?

Hello I had some freezes with my desktop. It is Lucid 10.04 on a Lenovo 3000 N200. System freezes completely. How can I locate the problem?
7
votes
2answers
6k views

How do I get my USB keyboard to not freeze up in the recovery menu? [closed]

I am using Ubuntu 11.10, and whenever I enter the recovery menu, my keyboard freezes and I can't make any selections. I have tried using GRUB_PRELOAD_MODULES="usb usb_keyboard" but this doesn't help ...
13
votes
1answer
4k views

Why does my 'Caps Lock' diode blink when my system freezes?

I noticed a peculiar behavior of my Ubuntu 13.04 (although possibly it's also present in previous versions): when my system freezes completely (I do not ask for troubleshooting this) so that even X ...
4
votes
5answers
13k views

How to Fix Firefox when it freezes completely after open it?

First time ever today Firefox Version 3.6.13 freezed for me on Ubuntu 10.10 64bit. I open Firefox normally but then nothing respond on the GUI.The only thing I can do is close it. When Closed I try ...
3
votes
1answer
835 views

14.04 Desktop Unresponsive When Applications Minimized

Ive read quite a few very similar issues on here as what follows, though none match the exact symptoms Im experiencing. After a recent update, Ive noticed that when I minimize all my application ...
4
votes
1answer
132 views

What's the best way to effectively report bugs?

I've been trying to report a bug about Activities in Kubuntu causing me no end of grief with multiple issues ranging from annoying to total freeze/crash requiring hardware reset. I'm trying to follow ...
2
votes
1answer
467 views

Cinnamon hangs immediately after startup: no interaction with panel and popup notifications

Problem summary: I installed Cinnamon and after a few restarts and configuration changes the panel does not respond anymore, same for the notification pop-ups. Seems like the desktop got the keyboard/...
2
votes
5answers
3k views

Unable to install/boot 11.04 on a ThinkPad L520

I have just got a ThinkPad L520 and my first step, naturally, is to install Ubuntu. I've got the 11.04 amd64 Alternate CD, but every time I run anything from the first menu I just get a blank screen. ...
1
vote
1answer
1k views

Graphical freezes and live CD boot failures

I experience regular short graphics freezes (mouse stops moving, words typed in are finished later) and at times the system freezes completely. This issue is so nasty that it makes the system unusable....
0
votes
2answers
2k views

Guest has mini freezes on Virtual Box

Ubuntu 10.10 starts to have mini freezes every 2 seconds. If I am typing in any sort of input (for example the terminal or a text field in Firefox or a text editor), I can type a few letters and then ...
-1
votes
1answer
518 views

Computer hangs on boot logo when using “power” button

So after a long day fighting with UEFI and later on trying to get GRUB to play nice with UEFI, I have managed to dual-boot Ubuntu 13.10 on my Sony VAIO "Tap 20" (the big, touchscreen, all-in-one ...
27
votes
4answers
15k 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 ...
12
votes
4answers
22k views

How can a frozen/locked-up program/app be closed?

I am using Ubuntu 12.04.1 LTS Desktop. My son and I are playing games on GCompris and several modules freeze/lockup. When it does, I don't know how to close the program. I know in Windows I ...
5
votes
3answers
456 views

Frequent freezes [closed]

I am coming to you because since a couple of days I am experiencing a lot of freezes and I do not know how to investigate them. It does not matter what I do - browsing, playing music, typing on LaTeX ...
14
votes
7answers
8k views

Ubuntu 14.04 frequent mouse freeze

I recently installed Ubuntu 14.04 alongside Windows 7 on my Asus (i5 core and 8GB Ram) since Ubuntu is more and more growing on me. However I experience frequent freezes of my screen. I cannot move ...
8
votes
3answers
2k views

Ubuntu 12.04 froze, requiring powercycle. What should I look / grep for in the logs?

This is not the first time that Ubuntu has froze. Last time, I checked 'recently updated files' in /var/log/ and /var/crash/ and the cause of the problem appeared to be 'LibreOffice'. Now, it has ...
4
votes
2answers
2k views

Network Manager Applet menu freezes and does not respond

Since the latest update in Ubuntu 10.10, the nm-applet has started doing some strange things. I boot up the PC, all is fine, internet works, etc... but after a period of time, approx and hour, the nm-...
8
votes
2answers
5k views

Distribution upgrade frozen at “flashplugin-installer: downloading http…”

I have just started to upgrade from ubuntu 11.10 to 12.04, which I was at the library for... And when it got to 10mins remaining on "installing the upgrades" and the library closed, and now the ...
7
votes
4answers
3k 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 ...
7
votes
1answer
4k views

What is an ACPI GPE storm?

Just experienced a system freeze (no touchpad, no keyboard, screen looked normal), Alt/SysRq/REISUB didn't work, had to press the start button. In /var/log/kern.log I find: ACPI: EC: GPE storm ...
6
votes
1answer
1k views

Ubuntu 15.10 freezes on Acer Aspire E11

I have successfully upgraded from Ubuntu 15.04 to Ubuntu 15.10 using do-release-upgrade on my Acer Aspire E11 laptop. However the whole computer freezes (i.e. gets unresponsive) after some minutes of ...
5
votes
2answers
3k views

Ubuntu 15.04 freezes for a second every 6-10 seconds, PCI/Radeon related messages in kern.log

Tonight I made a fresh install of Xubuntu 15.04 on my laptop, an Acer Aspire TimelineX 4820TG. I was running 14.04 LTS before, and all was fine. I didn't have lot of stuffs to save, so I went for a ...
2
votes
4answers
7k views

12.04: LightDM freezes while “Logging in…” - maybe due to deactivated login sound [closed]

good morning, lightdm freezes often after I entered my passwort. It hangs exactly saying "logging in...". It's no total system breakdown though. I found out that there is already an existing bug ...
12
votes
0answers
6k views

Ubuntu keeps randomly freezing [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? My Ubuntu 11.04 installation keeps randomly freezing. I can't really find a pattern in when it happens. First the cursor starts ...
5
votes
1answer
2k views

How do you diagnose constant crashing issues?

My recent installation 10.10 on my laptop keeps freezing/crashing on start-up after working perfectly for one day. The system just freezes, like a screnshot, and a restart is required. It happens ...
4
votes
1answer
2k views

Is an ACPI GPE storm normal in an Ubuntu session?

In a previous question (What is an ACPI GPE storm?), I asked about ACPI GPE storm. Looking closer to my kern.log file in /var/log/, I notice that in every session at some point (usually withing 20' ...
4
votes
1answer
773 views

Unity freezes after compiz configuration change [closed]

Well this is a follow-up question regarding Ubuntu 11.04 randomly logs out in middle of use. After some people suggested I re-install I used the beta1 iso to reinstall and upgraded instantly about 3-4 ...
4
votes
1answer
96 views

Is there anything to check after your computer locks up or freezes?

I have a Dell XPS 13 Developer Edition laptop with Ubuntu 14.04, that has worked very well for over a year. However, recently I have been experiencing freezes where the machine does not respond to any ...
3
votes
2answers
2k views

System freezes due to Intel videocard failure

I have a Dell XPS 15 running ubuntu 14.04 . At first all was fine, but for the past couple of months things are getting strange. Many times the laptop fails to suspend, or even freezes not allowing to ...
3
votes
2answers
4k views

Freeze at startup: “It seems that you do not have the hardware required to run Ubuntu” [closed]

Just after an update from Ubuntu 10.10 to 11.04 and a restart, Ubuntu freeze at startup on a dialog saying: "It seems that you do not have the hardware required to run Unity. Please choose Ubuntu ...
2
votes
2answers
2k views

Constant freezes on new Sandy Bridge Thinkpad

I've had my Thinkpad T420 (integrated graphics, 8GB RAM, i5) for less than a month. I couldn't successfully install Natty (installer finished, but wouldn't boot), so I went with Maverick instead. On a ...
2
votes
1answer
13k views

Ubuntu 12.04/12.10 Keeps on Freezing [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? Since I installed Ubuntu 12.04 it keeps on freezing. It happens on different PCs and I don't think it's a memory problem. For example, ...
2
votes
3answers
3k views

Laptop freezes whenever I unplug/plug in AC adapter

I have a Samsung Series 9 laptop, model NP900X4C. For a long time now this laptop has had issues with the battery and AC adapter, like this, which got fixed about six months ago: https://bugs....
2
votes
1answer
837 views

Shutdown fails after upgrading from lucid to maverick? [closed]

It didn't happen in my computer, but in my girlfriend's pc. She upgraded to maverick and now it doesn't shutdown properly, the screen just freezes and she has to shutdown pressing and holding the ...
2
votes
2answers
2k views

Ubuntu 12.04 and 13.10 freeze and white screen with nvidia gtx 660

I've been trying to get Ubuntu to work (dual booted with Win7) on my new computer for a week now and have not found a working solution. System specs: Intel Core i7-4771 @ 3.50 GHz 250 GB SSD Samsung ...
1
vote
1answer
969 views

Ubuntu 11.04 64bits Keeps Randomly Freezing [closed]

This has been a real headache for me since the number of freezes has increase from twice a week to about 1 or twice a day. The system just halts and nothing can be done but hitting the restart button. ...
1
vote
1answer
1k views

How to stop hdd from causing a kernel panic and crashing?

I accidentally booted into the Windows recovery partition which gave me an option to quit or continue to wipe the disk. I selected the option to quit but an onscreen message said initialising (which I ...
1
vote
1answer
4k views

Screen freezes in Ubuntu 12.04 LTS

After hours of searching I just couldn't find a decent answer to the problem I am facing with my system, so I'm hoping one of you guys could help me out here. I have an Asus N76VM laptop with nvidia ...