Debugging is a methodical process of finding and reducing the number of bugs, or defects, in a computer program
0
votes
0answers
8 views
How can I use debugging symbols for wxwidgets in gdb?
The debugging packages for wxwidgets install separate libraries named e.g. libwx_gtk2ud_core-2.8.so, where the ud part indicates debugging builds, rather than debugging symbols for the standard ...
0
votes
1answer
26 views
Glade GUI in Python 2.7 crashes
I created a simple program using a glade .xml file and it, whenever I run the program, it crashes!
Here's the Python code:
#!/usr/bin/env python
import pygtk
pygtk.require("2.0")
import gtk
class ...
0
votes
0answers
22 views
ACPI: EC: Input buffer not empty aborting transsaction
Everytime I boot up Ubuntu, after a few hours, when I press Ctrl+Alt+F2 I get a flood of this messaage! I have this error since I first started to use Ubuntu a few years ago. It's frustrating!
When I ...
-1
votes
1answer
108 views
Is there a virus active in my Ubuntu? [closed]
I m Using Ubuntu 13.04. Whenever I insert any external memory card or pan drive, a new folder Trash is generated there, which uses huge space of it..
The most important thing is that it is not ...
0
votes
3answers
120 views
Choosing C++ debugger on linux
I recently changed from Windows where I was using Qt Creator to Ubuntu.
The problem is that Qt Creator in Ubuntu can't properly debug due to some problem attaching ptrace to the program which was ...
0
votes
0answers
72 views
Ubuntu 12.10 Eclipse error=13 permission denied
I'm a noob trying to install eclipse on Ubuntu 12.10 for basic a cpp project.
building "debug" (hammering) the console says:
make all
make: Nothing to be done for `all'.
18:38:05 Build Finished ...
1
vote
0answers
34 views
Inner object properties are not shown in Qt Creator in debugging mode
I'm using Qt Creator 2.6.82 on Ubuntu 12.10. I wanted to figure out if some properties are correctly set, but I can't see them.
This is the deepest I can get (I can't even open the QObject node) ...
0
votes
1answer
28 views
Graphical Bug: how to debug?
I have been experiencing a strange graphical bug which I'd like to report on Launchpad.
The bug occurs randomly when pressing mouse buttons in some applications, like for example when I resize ...
0
votes
0answers
96 views
Unable to produce core dump for apache running php as module
My php code causes intermittent crashes with php-5.4.12 as apache module (from Ondrej PPA) on 12.04. After while of searching I decided to get a core dump and investigate further but I'm unable to get ...
0
votes
0answers
33 views
Which component has a bug which causes only some TGA files to have working thumbnails in Nautilus, Eye-of-Gnome and Grub Customizer?
How to reproduce:
install 12.04
sudo apt-get install grub2-splashimages
navigate Nautilus to /usr/share/images/grub2
observe that only two of the TGA files have thumbnails.
install Grub Customizer ...
2
votes
0answers
560 views
Asking all remaining processes to terminate… fail
Ubuntu 12.10 64 bits with Unity.
When I restart or shutdown the PC, it takes too long to do it.
It shows the line Asking all remaining processes to terminate... [fail] and after Killing all remaining ...
5
votes
1answer
189 views
How can I debug my wireless problem?
How can I get started with debugging my wireless problem?
How can I tell whether or not Linux has recognized my wireless hardware at all?
What are the main programs/daemons associated with wireless ...
0
votes
1answer
18 views
Problem with jdb debugger
I am trying to use Ubuntu 12.04 lts on a system76 box.
when I try to run the java debugger, jdb, i get a timeout after i attempt to run the application. i have tried several things and I think the ...
2
votes
1answer
64 views
How can I know the usb port?
I'm working on a project with an ATmega1280 (Atmel) board. I want to take a look at the stack, so I'm trying to do an OCD (On Chip Debugging).
In the tutorial is written:
Use this AVRDUDE command ...
1
vote
1answer
36 views
How do I install the necessary debug packages to report tracebacks in Kubuntu?
I've had many a Kubuntu install, but across all of them, I've had this problem. When KDE crashes, I get the "Crash Reporting Assistant" dialog that wants me to install debug symbols to get a full ...
1
vote
0answers
27 views
Are the reasons for a keyboard layout change logged?
In trying to solve this problem (Summary: my keyboard layout keeps switching back to the default without any notable reason) I would very much like to see why a layout switch occurred.
Is there any ...
2
votes
0answers
91 views
xubuntu 12.10 how do shortcuts (technically) trigger actions. Trying to debug shortcut randomly stop working
Keyboard shortcuts randomly stops working, it appears to primarily affect shortcuts involving the Alt-key.
I have seen this issue in 12.04 as well. I'm now trying to research the issue in more ...
3
votes
1answer
470 views
Receiving error while trying to debug in QtProject
I installed the latest version of the QtProject so now I can debug C++ code.
While trying to debug for the first time I got this error:
ptrace: Operation not permitted.
Could not attach to the ...
1
vote
1answer
199 views
What does “Gtk-ERROR **: GTK+ 2.x symbols detected.” mean?
When starting gparted, it crashes with the error:
Gtk-ERROR **: GTK+ 2.x symbols detected.
Using GTK+ 2.x and GTK+ 3 in the same process is not supported
I already opened LP bug #1094354 for this.
...
0
votes
1answer
106 views
FlashBuilder 4 Linux — Debugger disconnects after a while
I am running ubuntu 12.04 64Bit, I have installed eclipse via the software center, FlashBuilder for Linux and the flash debugger plugin as decribed here. everything is working fine accept that the ...
0
votes
0answers
29 views
What debug symbol package has gcc's _Alloc_hider?
A c++ program I'm compiling has a reference to symbol _ZNSbIwSt11char_traitsIwESaIwEEC1Ev, which turns out to resolve to _Alloc_hider, from ...
1
vote
2answers
53 views
Bug 12.10. No reply to the bug report or alternative to submit the report or bug not answered
First, I am new to Ubuntu, and then I was getting a recurring error: window titled "crash report" (it's contents are as below). There is Stop sign being shown at the top next to the battery indicator. ...
5
votes
1answer
76 views
What are -dbg packages for?
1- What are -dbg packages really for?
2- Is it a good/bad idea to install them for, at least, my preferred applications/packages?
3- Does installing them for my preferred applications/packages helps ...
0
votes
2answers
168 views
Find which program caused a core dump file
I've been going through intense program/package installation recently, so I can't tell for sure which of the newly installed programs (or old programs) caused the appearance of a core file in my home ...
4
votes
1answer
8k views
How to install flash player 11 debug on Ubuntu 12.04?
I had hard time to figure this out, but I did it finally and I'm going to post an answer to my own question for others.
1
vote
0answers
115 views
How do I speed up initial login?
The initial login on my Ubuntu 12.04 machine can take anywhere from 45 seconds to two minutes. If I log out, then log back in again, the login time takes between 4 and 7 seconds.
How can I find out ...
1
vote
1answer
203 views
Shut down dialog appears at random / random shutdowns
For the past week or so, the standard "Shut down" dialog appears at random, with no apparent cause.
I upgraded from 12.04 to 12.10 and it still continues. It's unbelievably irritating.
It can ...
0
votes
0answers
67 views
Is there a debug package with sources and a vmlinux image?
I am trying to setup debugging on Ubuntu 12.04. In order to configure this I need a vmlinux image and the sources. Is there a debug package with sources and a vmlinux image for 12.04?
2
votes
0answers
79 views
Would installing debugging symbols help for reporting bugs?
I'm running a beta version of Ubuntu (12.10) and I've been reporting crashes through apport's automated system. I've glanced at the stacktraces for a couple of the issues and noticed a lot of what ...
1
vote
1answer
189 views
Is there tool to see call-stack of running thread similar to Process Explorer by Sysinternals?
Is there tool to see call-stack of running thread similar to Process Explorer by Sysinternals ?
So far I tried htop, qps and Linux Process Explorer. None of them can provide that information.
...
0
votes
0answers
84 views
How to access “fseek.c” code?
I'm debugging a program using gdb.
gdb prints the following:
Program received signal SIGSEGV, Segmentation fault.
fseek (fp=0x2e747874, offset=0, whence=2) at fseek.c:40
40 fseek.c: No such file ...
0
votes
0answers
38 views
What else can I do when Alt+F2 does not kill a process? [duplicate]
Possible Duplicate:
What should I do when Ubuntu freezes?
Ubuntu 12.04 keeps crashing randomly, the keyboard becomes non responsive except the num lock key, I've tried using Alt+F2 with no ...
0
votes
0answers
139 views
Debugging a Ubuntu Install [closed]
I recently got a new laptop and installed 12.04.1 on it. I am have some annoyances and issues and I want to see if I can find the root cause (and maybe submit bug report/patches). Where would I begin ...
4
votes
2answers
384 views
How and why to create -dbg, -dev, -doc packages?
I'm writing an Ubuntu package for a package which essentially provides a number of libraries and headers which then be used to build other software. The package also breaks up in smaller subpackages ...
0
votes
0answers
86 views
How to examine kernel memory
What's the recommended method of examining kernel memory?
I'm not finding any packages with names like "kdb", "kgdb", or "ddb" that I know from other OS or other Linux distributions. I did find and ...
8
votes
1answer
364 views
Is there a simple, safe way to trigger a GPU lockup on a susceptible computer?
Answers to my previous question, Ubuntu 12.04 froze, requiring powercycle. What should I look / grep for in the logs?, have led me to suspect that my computer is experiencing an intermittent GPU ...
0
votes
5answers
1k views
What can I do when Ubuntu freezes for some unknown mysterious reasons?
I'm using Ubuntu 12.04 but of some unknown reason sometime Ubuntu get stuck, no motion what so ever. If i try to move a mouse it doesn't respond and same thing with the keyboard.
I hope at least some ...
5
votes
3answers
1k 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 ...
1
vote
2answers
257 views
How to enable SIGQUIT core dumps with apport?
I noticed that on a 12.04 system setting ulimit -c unlimited and sending Ctrl+\ does not have the expected result.
Though the shell prints
^\zsh: quit (core dumped)
no core dump is written as far ...
0
votes
0answers
17 views
Is there a way to see ALL the variables declared in DDD while debugging C++ programs?
I absolutely LOVE how I can see all the declared variables while debugging Java in Eclipse and have started to use DDD to debug C++ programs now. So I want to know if there's any way to see all the ...
0
votes
1answer
831 views
Update fails after checking all settings for system updates [duplicate]
Possible Duplicate:
Failed to download repository information due to missing CDROM
W:Failed to fetch cdrom://Ubuntu 12.04 LTS Precise Pangolin - Release i386
...
1
vote
1answer
409 views
How to install dbx?
I use dbx on an AIX server and I would like to use it on my ubuntu 12.04 too. How do I get it?
0
votes
1answer
1k views
Ubuntu 12.04 menu bar, nautilus, terminal, and gtk themes not working after installation of Gimp 2.8
I installed gimp2.8 from this ppa: ppa:otto-kesselgulasch/gimp
after that, my system began having problems.
This is my thought process in trying to fix what's happened and the order in which it ...
1
vote
4answers
797 views
Is this fix for Avast Antivirus crashing safe to use?
Well I have installed avast anti virus on Ubuntu 12.04. But after updating, it crashes! So I have made some tweaks like below:
Press Ctrl+Alt+T to open the Terminal. When it opens, run the command ...
10
votes
2answers
3k views
Why won't strace/gdb attach to a process even though I'm root?
I logged in as root but strace gives me this:
root@kyznecov-System:/home/kyznecov# ps -e | grep 111
3807 pts/2 00:00:00 111
3810 pts/2 00:00:00 111
root@kyznecov-System:/home/kyznecov# ...
1
vote
1answer
108 views
unity components debugging
Following up on my question here, I would like to ask about best-practices for debugging additions to the unity components.
Integrating apps into unity requires many components: service files, ...
0
votes
1answer
35 views
How do I get the bugs I'm seeing in empathy addressed?
Since upgrading I'm seeing some extremely buggy behavior. I realize that its an ongoing software project and I don't expect everything to be perfect from day one but it's getting to the point that I ...
1
vote
0answers
108 views
GNU Smalltalk package [closed]
I've installed the GNU Smalltalk package and can get to the SmallTalk command line with the command 'gst'. However, I can't start the visual gst browser using the command:
$ gst-browser
When I ...
1
vote
2answers
501 views
Debugging Mono outside of MonoDevelop
I've been writing a console application in C# using MonoDevelop. While I can run the application and pass command line arguments to it, i cannot for the life of me figure out how to debug it and pass ...
0
votes
1answer
102 views
How can I run hp-systray from gdb?
I would like to be able to run hp-systray from gdb to get a stacktrace and help fix a very annoying bug that's been around for a while now. However, if I try to run
gdb hp-systray 2>&1 | tee ...
