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1
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0answers
27 views

Not shutting down: CPU soft lockup (plymouthd) / self-detected stall on CPU

When I click Shut down in the system menu, it does not turn off but repeatedly shows the errors below. MMI watchdog: BUG: soft lockup - CPU#2 stuck for 23s! [plymouthd:4693] INFO: rcu_sched self-...
1
vote
1answer
26 views

Thinkpad 11e Hard Lockup Using Multimedia Apps

Xubuntu 15.10 install on a Thinkpad 11e is locking up (entire system freezes) while using multimedia applications, or multimedia websites with Chrome. This has happened while playing games (OpenTTD, ...
1
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0answers
54 views

Lockup on logout or shutdown

just installed Ubuntu, looks good and can share things from MS windows partitions OK. However, get stuck when I try to logout (2 users setup) or shutdown. Can still get in remotely from another ...
0
votes
2answers
37 views

Mouse locks up after period of no use

My gateway laptop mouse pointer locks after a while of no use. I am referring to built in touch pad. How can I shutdown without a mouse? How can I restart the mouse? How can I eliminate the problem? ...
-1
votes
1answer
178 views

15.04 to 15.10 upgrade locked up with cryptic screen

Running dual boot Windows with Ubuntu 15.04. I selected an upgrade to 15.10. The process seemed to run fine except for stopping occasionally to ask me to keep or overwrite certain configuration files ...
1
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1answer
24 views

Mouse and screen lock up

I have Ubuntu 14.04. At first the browser was all chopped up into long rectangles. And the mouse wouldn't work then the pointer disappeared. Now the mouse locks up and the pointer disappears and any ...
0
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0answers
183 views

Spotify crashes Ubutnu 14.04?

When I launch spotify in full screen mode and go to starred section the system crashes then comes back with everything closed and user locked, whereas in non-full screen mode it runs just fine. It ...
0
votes
0answers
129 views

Seemingly random lockups 15.04 - graphics driver?

My coworker is having an issue with his PC running Ubuntu 15.04. The system locks up randomly, either freezing all input for a minute or so, or cutting to a black screen that ends up needing a cold ...
0
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0answers
38 views

Random Lockups/Unresponsive on Embedded System Running 14.04

We have three embedded systems with a MiTAC Mitac PD11BI motherboards running Ubuntu 14.04.3 Desktop (application requires GUI) and Kernel 3.19.0-28-generic that have been randomly locking up/dropping ...
2
votes
0answers
204 views

CPU hard lockup with Ubuntu 14.04 server on AMD machine

I have the following workstation configuration with 64 cores: 4x AMD Athlon 6378 2.4GhZ 128 GB Ram Supermicro motherboard H8QGI-F-O 2 x 512 GB SDD Samsung with software RAID-0 setup I am running ...
2
votes
0answers
98 views

Lockups in X session, sth to do with stuck pageflips?

I'm having trouble with my X session locking up apparently at random. Everything stops responding except the mouse pointer. I can exit to a tty, but the screen goes blank for around 60s before ...
3
votes
1answer
826 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
320 views

Why does my Ubuntu 14.04 desktop lock up when I do large data transfers between hard drives?

I am running Ubuntu 14.04 on a system that I built from parts. All software is up to date according to update manager. System details: Kernel is 3.13.0-39-generic GCC version 4.8 (i686-linux-gnu) ...
1
vote
1answer
6k views

GPU lockup during Trusty Tahr 14.04 installation

I have a problem with Ubuntu 14.04 installation. I boot up the disc, it loads, then it takes me to a white empty screen and gets stuck for a while. After that terminal opens telling that my GPU has ...
0
votes
0answers
91 views

Ubuntu on AMD Laptop: cannot boot [duplicate]

Specs of my laptop are: processor: AMD E1-2500 graphics: Radeon HD 8240. Whenever I try to install linux in it, it gives some errors. In ubuntu's case, it does not boot, and the screen just goes black(...
2
votes
0answers
823 views

12.10 - GPU lockup [closed]

I just downloaded the Ubuntu 12.10 and i am trying to install on my laptop with Nvidia chipset, on previous version i was able to install on through nomodeset command and the i use to install later ...
1
vote
1answer
205 views

Problems booting Ubuntu 10.10 with Nvdia GeForce 6600gt

I am quite new to Ubuntu and I already stumbled upon a problem. I run Ubuntu 10.10 Maverick Meerkat now and Install went fine, when trying to boot the screen popped black and I faced this message "gpu ...
1
vote
0answers
33 views

System locks up at login after latest update on 12.04 [duplicate]

Possible Duplicate: I can't boot into a usable system after updates. What should I do? For starters, I am a noob when it comes to Ubuntu and Linux but I am hopeful that I have the light ...
2
votes
0answers
432 views

Ubuntu 12.04 black-screen and totally freezes switch user [closed]

How to troubleshoot this issue is my question. I don't know how to go about this. I set up an account for my wife to use the computer for her homework. I log in automatically. She logs in and ...
2
votes
0answers
690 views

Mouse stops clicking after using wacom tablet in Ubuntu 12.04

I have a pretty old wacom tablet; a graphire 4 and it seemed to work well but I've encountered a problem where I start using it in photoshop, gimp or MyPaint (or even just hovering the stylus over, I ...
2
votes
0answers
412 views

Lubuntu 12.04 random lock ups - next steps?

Setup Lubuntu 12.04, XP dual boot ATI RS480 graphics Problem I get random lockups about once every 3 hours or so. Symptoms PC hangs with (typically) a small bar-code style square in top left ...
1
vote
1answer
3k views

Ubuntu locks up when swap full

I have a Ubuntu system running xfce and 2 GB RAM. I have a 1GB swap file which, when multitasking begins to fill up. When I have even a small amount of free swap, I have no issues, but the second the ...
0
votes
2answers
502 views

How do I stop my Emachines E443 system from freezing either at the login screen or right after I get in?

MAJOR UPDATE: I am no longer using Ubuntu with Wubi, because I like having only one OS on a PC at a time. But, it is running smoothly in VirtualBox 4.1.14, so I'm OK with 12.04 now. Thanks for trying ...
1
vote
2answers
379 views

Nautilus crashes

When I boot up ubuntu, the desktop is non-responsive (as in the desktop area, not unity etc, only what nautilus covers) and when I try and open nautilus it refuses to open. I have to kill it and then ...