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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10
votes
2answers
7k 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 ...
5
votes
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 ...
2
votes
4answers
9k 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, ...
13
votes
4answers
5k 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 ...
12
votes
4answers
4k 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 ...
13
votes
1answer
42k 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 ...
8
votes
1answer
918 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?
4
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
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 ...
5
votes
3answers
13k 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 ...
4
votes
1answer
3k views

Stuck on purple screen [duplicate]

Possible Duplicate: Server stuck at black screen after reboot i had just installed version 11.10 of ubuntu on my netbook. i have a intel gma 3150. the installation went well and there's no ...
2
votes
1answer
629 views

System freeze, on exit from screensaver (Unity) [closed]

I have a midrange PC (Intel Core2-Duo 3GHz, 4GB RAM, 1.5TB storage), with latest Ubuntu 11.10 (Oneiric) and Unity (3D). Description: PC does NOT always return control after automatic timeout to ...
1
vote
1answer
3k 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 ...
18
votes
3answers
15k 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 ...
5
votes
3answers
425 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 ...
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 ...
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 ...
4
votes
3answers
7k views

Trackpad Freezes often [closed]

I have newly installed Ubuntu 11.10 on my system and as soon as I start my system the trackpad freezes and I have to restart the system once again and there after every few minutes this keeps ...
4
votes
5answers
12k 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 ...
9
votes
1answer
3k 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 ...
8
votes
3answers
6k views

How do you handle unity freezes?

This is a question in general. Sometimes when using Natty, the interface freezes like the keyboard works but the mouse does respond. In which case pressing Ctrl+Alt+F1 puts me at the terminal. However ...
5
votes
2answers
3k views

Unable to shutdown/restart/hibernate

After I installed ubuntu 11.04, it wont shutdown nor restart, it just freeze, and I have to hold the power button in order to turn off my netbook. (It also happens on livecd) Can anyone tell me the ...
3
votes
1answer
687 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 ...
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 ...
1
vote
1answer
960 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. ...
8
votes
2answers
9k views

Why is my terminal freezing up?

Sometimes when my terminal freezes up and it will not let me type. I can not identify any causes, nor how to diagnose. Any suggestions? Thanks! GNOME Terminal 2.30.2 on Ubuntu 10.04
5
votes
2answers
2k views

Random mouse freeze on boot

I've upgraded 8 computers to 11.04 from 10.10 through the standard update version process. Two are giving me problems with the UDB optical mouse being frozen upon boot, to either a login prompt, or to ...
4
votes
1answer
131 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 ...
3
votes
1answer
385 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 ...
3
votes
1answer
529 views

Why does my laptop suddenly freeze after a period of time?

While using my laptop today for a span of 20 minutes I encountered a problem. My laptop suddenly froze. I was listening to music when the screen froze but the music was still playing. I've only ...
2
votes
5answers
2k 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 ...
0
votes
1answer
1k views

Mouse freezes after 20 minutes of use

I use 12.04 and an old HP Probook 4515s. Every time I start the PC, everything works fine but after about 20 minutes, my mouse freezes. Neither the PC nor any program works, just the cursor. What ...
0
votes
1answer
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
473 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 ...
21
votes
4answers
12k 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 ...
4
votes
1answer
6k views

Ubuntu freezes frequently giving error : GEN6_RP_INTERRUPT_LIMITS

My computer freezes allmost every day. Sometimes just Compiz crashes when I try to open Unity menu. Very often screen just freezes completely and doesn't respond anything. Then I have to restart X. ...
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 ...
11
votes
6answers
5k 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 ...
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 ...
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 ...
3
votes
3answers
1k views

Recovering from a Ubuntu freeze but keep programs running?

On my system, Ubuntu freezes occasionally. The entire display becomes unresponsive - the mouse still moves but nothing happens on click, and with the keyboard I can press Ctrl+Alt+F1 to go to a login ...
3
votes
2answers
2k views

Screen stays black after closing and reopening the lid [closed]

When I close the lid or leave the computer on for a bit the screen goes black and freezes that way. I have tried changing both screen and power settings as well as changing workspaces. Nothing seems ...
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 ...
6
votes
2answers
3k views

Google Chrome causes system freeze

I'm using xubuntu 12.04, but google chrome always causes system freezes while I'm scrolling down a webpage or a drop down box pops out. It is quite strange that tty1 could not be switched but only ...
5
votes
1answer
834 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
7k views

How do I diagnose Hang on Shutdown?

Since one or two months ago, my laptop with ubuntu 12.10x64 hangs during shutdown. There's just a black screen, no harddisk activity, it justs sits there. I feel it happens near the end of a normal ...
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
57 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 ...