Tagged Questions

To debug is to attempt to locate and remove errors (bugs) in a computer system.

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-2
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1answer
31 views

Can anyone recommend a kernel System Filter Driver

Can anyone recommend a minifilter/systemfilter driver application that runs in kernel. I specifically want to use this to intercept calls to a device driver.
1
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0answers
40 views

PC enters a state where it's “sleeping” but cannot wake up

Sometimes, I come back to my computer to see it look like it's sleeping, but I'm unable to wake it up (either with the keyboard/mouse or with the power button). The power light on the front of my ...
0
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0answers
11 views

How to evaluate expressions in Eclipse EE while debugging

In chrome, when you have some javascript code, like this one: if(1 === 50) { return false; } else if(1 === 1) { return true; } You are able to highlight the expressions in the if ...
0
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0answers
20 views

Debugging choppy video playback on LAN - Bandwidth measurement

I am using VLC to playback videos stored on a personal NAS. I sometimes experience choppy playback, which I would like to diagnose by measuring with precision what bandwidth is required by the video ...
0
votes
1answer
40 views

Intalling gdb and pstack on Amazon Linux AMI

I tried installing gdb and pstack on EC2 Instance with Amazon Linux AMI (it was not installed by default), and it's not working. Tried: [ec2-user@ip-172-21-ab-xyz ~]$ sudo yum install gdb Loaded ...
0
votes
1answer
51 views

How to connect to Windows XP Embedded and Windows 7(in domain)

I have annoying problem. I would like to connect and see network drives (for purpose of remote debugging) to computer with Windows XP Embedded, Service pack 2. Client computer is Windows 7, service ...
1
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0answers
155 views

OneDrive Sync Engine has stopped working (with callstack and disassembly)

Searching online I can see that some people have this problem but I cannot find any solution. I tried to change onedrive location, run the onedrive troubleshooter (no problems found) and nothing ...
0
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0answers
55 views

BSOD 7b diagnostic on VirtualBox

I migrate my machine (Win7 x86) to Virtualbox VM with SATA AHCI controller. VBox SATA has device ID 8086:2829 On clean installed Win 7 I see that the driver is msahci On serial debug I see that msahci ...
0
votes
1answer
8 views

Can the IO streams of Apache 2.x be intercepted? (especially curious about mod_wsgi)

Just trying out ideas useful for future debugging adventures. I thought that it would be useful to take a look directly at at what goes on between the server and mod_wsgi. So anyone aware if I can ...
0
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0answers
32 views

Fiddler: Is it possible to replace/hide part of URL without affecting the content?

I'm using Fiddler debugging proxy, And the code below can intercept the server(YouTube) data and modify the HTML information before it reaches the client(my web broswer). if ...
0
votes
1answer
41 views

How can I know whether a binary file is an executable or a library?

I have a binary file, but how can know the file type, lib or exe. By opening it with notepad++, it shows ELF and a lot of random symbols.
0
votes
3answers
2k views

How do I debug “X11 connection rejected because of wrong authentication”

I have a problem with X forwarding through SSH. I've battled for ages, but no-one can seem to help. I'm now taking a different tact. I would like to know how I would debug the errors? What logs ...
1
vote
0answers
30 views

Analyzing the actions of a running program

Do you know a Windows software (or several) that can analyze what a running program is doing ? For example, detecting if the program is connecting to the Internet (and to what), of sending data via ...
1
vote
1answer
42 views

Make browser and server use the eNULL SSL/TLS cipher

Is it possible to make a browser and a web server use SSL/TLS (https) with eNULL cipher for debugging purposes in a development environment (e.g. wireshark capture without setting up SSL stream ...
1
vote
1answer
74 views

How do I debug Excel / OpenOffice / LibreOffice macros - getting started

How do I get started with debugging VBA macros? This is to help to locate faults and mistakes within the code and the data it handles.
0
votes
0answers
83 views

How to debug a Win32 GUI program if OllyDbg does not open it?

Basically I followed the tutorial in this website: How to get the serial number of a program with OllyDbg. I got "Nothing found *" in PEiD, with Subsysytem = "Win32 GUI", and V. Size & R. Size ...
2
votes
1answer
55 views

How slow is the x86 single-step debugging feature?

The x86 architecture provides a hardware single-step trap for debugging. How much does it slow down the running program? If, say, a Linux kernel function was created to do nothing but single step a ...
4
votes
1answer
646 views

How do I remove these “autofocus” selection borders from the Windows 8.1/8 tile screen?

Good evening, everyone. I've just recently started to notice some unintended-enabled borders around my Windows 8 machine. Here are some screenshots: In the above photos, you will notice that ...
0
votes
0answers
25 views

Remote browser session debugging: Is there a tool to get a “core dump” of a browser's interaction with a webpage?

A user of my website is having a problem that I can't reproduce. It is maddening to debug, because all I can really ask the user (nontechnical person) is their OS version and browser version. Is ...
2
votes
1answer
181 views

Debian: Version number of installed package differ from those in repository causing dependency issues

I can't install libav-dbg due to dependency issues with version numbers of installed packages, that do not correspond to those in the repository. How is this possible, and how can i resolve the issue? ...
-2
votes
1answer
76 views

How to know if i can access my intranet computer from outside the network?

Trying to debug some remote processes, and i'm inside an intranet. I use a debugger that has a server which listens for connections, and in the debugged code, i make a call via the debugger API, to ...
0
votes
0answers
38 views

Undocking sometimes leaves a tray icon/hangs

Sometimes (maybe every 10th undocking) after undocking the laptop the function HotPlugSafeRemovalNotification from hotplug.dll hangs. It also leaves a system tray icon which looks as follows: The ...
0
votes
2answers
202 views

ASUS RT-N66U how to identify source of traffic spike

I have an ASUS RT-N66U as my home router. We are experiencing some traffic spikes in downloading over WiFi that slow all other activity to a crawl. Is there a way to identify the source (ip/host) of ...
0
votes
1answer
56 views

Is it possible to give the full path to an executable in “Image Execution Options\*\Debugger”?

Image Execution Options (HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options) with a key named after the executable and a string (REG_SZ) value is known to be ...
0
votes
0answers
68 views

gDEBugger crashes in Windows 8.1

I want to debug and profile some OpenGL code so I have installed the latest version of gDEBugger on a Macbook Pro with NVidia 9400m graphics card, in Windows 8.1. When I try to run it, its ...
1
vote
1answer
32 views

Read registers on a NIC card on Windows

I have a Realtek Ethernet Controller on my x86 machine running Windows 7. I have the datasheet for the Ethernet controller. I am trying to debug a low-level issue and I need to read certain registers ...
0
votes
0answers
25 views

Logging/debugging the bash startup process

My bash shell sometimes takes quite a while to start, probably due to a lot of stuff happening in my various dot files (e.g. .bash_profile, etc.). Is there any way to properly log the bash startup ...
0
votes
0answers
35 views

debugger tends to block server when listening until restarting phpStorm

I follwed the instructions from this post on how to set up xdebug with php storm. It works great but the problem is that it works for the first request only. ie Let's say I turn the listener on. I ...
0
votes
0answers
16 views

What logging can I turn on / dump can I retrieve in order to report this bug in Chrome?

Once or twice a week, I run into a bug in Chrome where not only all my Chrome tabs, but even all my Chrome windows, appear frozen, due to an invisible Javascript confirmation dialog. I don't know what ...
0
votes
0answers
148 views

No COM1 port on hyper-v

I just made a fresh Windows 8.1 install and am trying to set-up a VM for kernel debugging. Therefore, I need to create a serial link to debug the VM using windbg. Usually I just simply add a new COM ...
0
votes
1answer
93 views

how to save the output of scp command?

I want to save the output of scp command each a laps of time, in fact we i make scp --debug , I see the progressive rate of transferring file . I want to save each time (1s exp) the output of the ...
0
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0answers
26 views

How to know what kernel object process is waiting for in windows

I have javaw.exe and spotify.exe occasionally in state where they can not be terminated. I mean that I can see them only in task manager and not normally running. Terminating does not affect all, they ...
1
vote
0answers
127 views

Debugging linux kernel, SIGKILL

Trying to debug linux kernel (vmlinux) with gdb during my education, but after I run kernel I just got "program terminated with SIGKILL": gdb vmlinux-3.11.0-12-generic ...GDB header... Reading ...
1
vote
0answers
266 views

Valgrind can't find debug symbols, even with --extra-debuginfo-path

I'm attempting to install Valgrind on an embedded Debian-based PowerPC system. I've managed to cross-compile it successfully, but now it's complaining that it can't find debug information. I've put ...
2
votes
2answers
785 views

TF101 Android: Image block device via adb

I have an Asus TF101 tablet running Android ICS. I am trying to image the entire internal flash file system onto my desktop via adb. The problem is that the image I am obtaining appears to be ...
0
votes
2answers
63 views

How to choose which project is built on F5 in Visual Studio?

I have a solution file for IntraFace, which contains two projects, namely IntraFaceTracker and IntraFaceDetector (see the image). By default, IntraFaceTracker is selected, you can see its name is ...
0
votes
2answers
44 views

apache mod rewrite - how to determine what file on disk is being hit?

A project that I am newly working on has been around for years, and it has managed to accumulate several hundred rather complex RewriteRules within the Apache conf files. When working with some ...
1
vote
1answer
71 views

Repeat last test in debug mode in Visual Studio 2013

It is possible to repeat the last test, but in debug mode? When running the last test (even when I manually last ran it in debug mode), it will run without debug mode. I thought perhaps I could map ...
0
votes
1answer
274 views

show all breakpoints when debug a python code with pdb

I am using pdb to debug a python code. I set the breakpoints in the pdb command line with b [linenumber]. Can I check all the linenumber of breakpoints? thanks.
0
votes
1answer
107 views

Where is the right OS X 10.9 source using “kloglevel”

MacOS X 10.9 and 10.9.1 contain a Finder bug which is revealed upon using SMB v2 servers. (This bug is signaled to Apple, and shortly described here: smb v2 Finder bug / Mavericks). I found with man ...
0
votes
0answers
41 views

how to set breakpoint in gemfile for rubymine

I'm currently looking at the guts of query_report gem by examining the sample project that comes with it. I was wondering if it is possible to set a breakpoint in rubymine in one of the files in the ...
1
vote
1answer
198 views

How to start QEMU on Windows with monitor enabled?

I've downloaded the latest 64-bit version of QEMU for Windows and it installed fine. However, I now have problems switching to Monitor mode when trying my code. The documentation says Ctrl-Alt-[1, 2, ...
1
vote
0answers
82 views

30% CPU usage when charger unplugged. When plugged in, cpu usage drops to 2%

I have checked by external debugger and it seems that batteryservice:update start runs 10 times per second. Other battery processes are running very often too, only with charger unplugged. It's brand ...
0
votes
0answers
18 views

No debug menu for php in Eclipse

I'd like to set up debug for PHP in Eclipse, the problem is that I don't know where to find the debug configuration. In this tutorial there's a PHP section with an item "Debug" but in my Eclipse ...
0
votes
1answer
201 views

Can I tell eclipse debugger to print to console/log?

Related question: http://programmers.stackexchange.com/questions/225243/is-printing-to-console-stdout-a-good-debugging-strategy We have something like this private int myFunction(int i) { ...
0
votes
2answers
108 views

Any tool for video card memory scan?

Can someone please suggest any tool for scanning memory (RAM) of a video/graphic card? All I can find are some very old programs that do not support modern cards as they, for example do not support ...
0
votes
0answers
235 views

How to install debug flash for Chrome (only)?

Ok, I've seen threads like this: How to Install Flash Debug Version for Google Chrome? But is it possible to have the debug version of flash in Chrome and a release one for all other browsers (I'm ...
0
votes
0answers
100 views

How do I set up an Event Viewer filter to show only PHP errors?

I'm running PHP on Windows Server 2008. I have figured out how to log errors to Event Viewer. How do I create a filtered view to show me only PHP errors? Can I set up a view that only shows PHP ...
0
votes
0answers
91 views

Unable to install Flash Debug Player on Fedora 19

I'm trying to install Flash Debug Player in Fedora 19 x64. I understand that Flash Debug Player is not available for x64 on Linux, so the way to go would be to install the i686 version, and then use ...
0
votes
0answers
96 views

Misterious freeze on odroid-u2 running debian

Unfortunately I have had problems in the last month with my ODROID-U2. This is a mini computer from hardkernel that boats on a SD-card. My problem is, after a certain time my mini-computer stops, it ...