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Questions tagged [segmentation-fault]

Problems related to an attempt made to access memory that the CPU cannot physically address. Also knows as segfault or bus error.

214 questions
71
votes
3 answers

Where do I find core dump files, and how do I view and analyze the backtrace (stack trace) in one?

When I run my C program on Ubuntu 20.04, I get this run-time error: Segmentation fault (core dumped) I really need to find and view the core file, but I can't find it anywhere. Where is it, and how do I view the backtrace in it?
Gabriel Staples
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31
votes
3 answers

What is a segmentation fault?

In Ubuntu I have faced the segmentation fault error many times. What is a segmentation fault and when does it occur?
Tachyons
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13
votes
2 answers

VLC crashes when opening any file, Ubuntu 20.04

My VLC player crashes every time I'm trying to open any video file. Removing/purging vlc, and reinstalling it does not change anything. I recently upgraded my distro to 20.04 from 19.10. I never had this problem on any other operating system before.…
Iras
  • 181
12
votes
0 answers

Unity-control-center segmentation fault

I cannot open the system settings anymore. unity-control-center (unity-control-center:23772): GLib-CRITICAL **: g_strsplit: assertion 'string != NULL' failed Segmentation fault (core dumped)
BernardoGO
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12
votes
1 answer

Some Steam games won't start up, gameoverlayrenderer.so error

I'm using an Intel HD Graphics card. For the last few days, for an unknown reason, some Steam games won't start up, including Half-Life and Garry's Mod. Here's the shell output with Half-Life: Game update: AppID 70 "Half-Life", ProcID 28160, IP…
user422372
12
votes
3 answers

Why does adding and deleting a character with nano to an executable in /bin yield a segfault?

It is to my understanding that in /bin we have some binary executables that are just compiled C programs. Out of curiosity, I decided to play with them and I opened ls with sudo privileges using nano, and added the character 0 at the beginning. I…
user2027685
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9
votes
1 answer

How to compile GNU Emacs 25.1 on 16.10

I've managed to build and install (using checkinstall) an GNU Emacs 25.1 Debian package on 16.04, but on 16.10 for some unknown reason the compilation fails (at the make stage) giving the truncated output: Loading language/czech... Loading…
Josh Pinto
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9
votes
2 answers

Downside of unlimited core size? Where do core files go?

I have an upstart job that occasionally crashes with a segmentation fault, and I have a few questions about core dumps. First, should I add a stanza: limit core unlimited unlimited Is there a downside to allowing unlimited core sizes? Would a…
brooks94
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9
votes
2 answers

Nautilus crashing because of Dropbox (Ubuntu 13.04)

I have a strange problem that causes Nautilus to crash: When Dropbox is active and I click (even just once) on the Dropbox folder in my Home folder Nautilus crashes. When I turn it on again it shows me hidden files and still crushes if I try to open…
mickey946
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7
votes
1 answer

Program[Digikam] chooses wrong qt lib and crashes

I run Ubuntu 14.04 64bit. Digikam used to work but recently stopped working. I was wondering if someone could help me work a way to resolve this issue. I've had a response from the Digikam mailing list to say that this is not really a Digikam issue…
jonathanbsyd
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7
votes
4 answers

Segmentation fault while installing Python 3.5: ensurepip

I got a segmentation fault while trying to install Python 3.5 on Ubuntu 21.10. $ guettli@p15:~$ pyenv install 3.5.8 Downloading Python-3.5.8.tar.xz... -> https://www.python.org/ftp/python/3.5.8/Python-3.5.8.tar.xz Installing Python-3.5.8... BUILD…
guettli
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6
votes
3 answers

apt-get - Segmentation fault: Error Processing package libc-bin

Hi I am struggling with this for the past one month. sudo apt-get upgrade and sudo apt-get autoremove is erroring out with following error E: Unmet dependencies. Try using -f. When I am running sudo apt-get install -f, it is erroring out as…
Erdnase
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6
votes
3 answers

Segmentation fault (core dumped) in nam ubuntu 14.04

when i use NS2 through terminal i keep getting a segment fault (core dumped) message. g_0zek@g-0zeK-pc:~$ ns lab1.tcl g_0zek@g-0zeK-pc:~$ nam lab1.nam Segmentation fault (core dumped) despite that xgraph works ok the code in the tcl seems ok as…
ioandr
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6
votes
2 answers

Running bash does "segmentation fault core dumped"

I rebooted recently, and now terminal fails to work. If I click the terminal shortcut or use Guake or ctrl-alt-T, the terminal opens briefly with no prompt, then immediately closes again. I installed xterm as well and the same thing happens. If I…
user101289
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6
votes
1 answer

Synaptic and Software Centre Segmentation fault

Synaptic windows disappear after a few seconds when opened. This happens also for the Software Center. On running from the terminal it gives me this phrase "Segmentation fault" how can I fix that?
islam
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