Questions tagged [debugger]

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Search / Find / Replace in Firefox Developer Tools Debugger

I've looked all over but I can't find anything (not even in the MDN Firefox Developer Tools Help Pages) which explains how, when I'm looking at the Debugger in Firefox Developer Tools I can request to ...
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281 views

Why does Windows allow you to read and write another process memory?

I found that many debuggers (like x64dbg) or hex viewers (HxD) allow you to access and modify memory of another process. It works without any asking for permission. I even wrote a simple program that ...
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56 views

replace notepad with notepad++ --> The Process does not own any identity

A time ago, I set notepad++ as a debugger for notepad, in order to automatically open it instead of the default editor. See this for example. I did this by just Computer\HKEY_LOCAL_MACHINE\SOFTWARE\...
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58 views

Visual Code Linux permission on __debug delve debugger

I am debugging application with go debugger delve. Everytime I want my debugger be in presence I am hitting F5 main.go . Suddenly __debug.bin file owned by root is created and I get error go build ...
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90 views

vscode - Start debug issue of python

Please help. I'm new to vscode, but I think my vscode is sick.. Trying to run print('Hello World') vscode just showing clock at left pannel at bug sign for couple of seconds and nothing is running....
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22 views

Django debugging with pycharm

I have a problem debugging Django project, specifically a template. I am using Pycharm IDE. When I set a break point on the template code, by default it becomes Jinja2 line break point and I think ...
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154 views

How to debug a child process using lldb?

I have a process A that spawns a child process B, and there is a bug in B. If I launch A in lldb, the bug in B eventually occurs, causing A to stop and I can see where A stops etc but tells me ...
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65 views

Ruby Mine debugger doesnt start of error SIGABRT

I am facing an error when trying to execute a rails app in debug mode. I have an error which is saying: Process finished with exit code 134 (interrupted by signal 6: SIGABRT) I've seen that I don't ...
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2answers
1k views

Step Back to previous line in visual studio code

Is there any way to step back to previous line in Visual Studio Code while debugging c# , just like drag to previous code or any line in visual studio 17 or 19 in windows?
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21 views

How VS2019 Linux C++ debugger indexes files?

How VS2019 Linux C++ debugger indexes files? Does Visual Studio 2019 Linux ssh c++ debugger index files for IntelliSense use on Linux server where gdb is or it establishes a SSH connection for each ...
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1answer
596 views

Pycharm debugger does not work with pytorch and deep learning

This question is somewhere in between Stackoverflow and Superuser - in my opinion at least, so feel free to point me to SO if this is the wrong place (in your opinion ;)). Problem: If I place a ...
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20 views

Debugger of Visual Studio Code do nothing

First time use VSCode. I try to run the Debugger but nothing happen. No errors , no logs , nothing. I really need this , cause debug is so important for competitive programming which i am doing right ...
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81 views

VS Code and Python

My mac was running Python 2.7.10 (standard from Apple) AND running Python 3.6 I had lxml installed and could run the following program from VSCode starting with: # -*- coding: utf-8 -*- from lxml ...
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1answer
567 views

How do I modify a variable at a breakpoint in Firefox Developer Edition?

I would like to be able to edit a variable after setting (and hitting) a breakpoint, in either Firefox or Firefox Developer Edition. It seems that it used to have this feature, but it was removed ...
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58 views

Vs code debugger works only half of the time

I think it's very strange , but my problem is (look at the title), let me explain. Debugger settings { "name": "Python 3.7.3", "pythonPath": "C:\\Users\\HE-MEM'\\AppData\\Local\\...
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106 views

Radare2 afvd and pxr commands don't seem to work correctly in newer versions

I am still very new to radare2, and reverse engineering in general. But have been trying to learn more recently. I noticed the Debian version of r2 is old, and updated to the git version, however ...
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19 views

android-studio's debugger is showing that the content of the object is very slow

Android-studio's debugger is showing that the content of the object is very slow. I have waited at least 20 minutes for this result. How can I fix it?
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1answer
37 views

Spacebar doesnt work in python shell or pdb

Was hoping someone here may have experienced this too. I often use ipython for a local python shell and everything works fine. But sometime I like to use pdb and the default python shell. I'm using ...
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131 views

GDB suspended every time after run program

I try to debug my program using gdb, but gdb suspended every time after run program. $ > gdb -q ./main Reading symbols from ./main... (gdb) disas main Dump of assembler code for function main: ...
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32 views

Golang Heroku debug

How can I debug a Golang application running in Heroku with VScode or other IDE? I'm looking for use Delve with remote debugging and Heroku port forward but I'm not able to run delve into Heroku.
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1k views

Debugger doesn't work on VSC (“The preLaunchTask … terminated with exit code 127”)

I'm creating an app with ionic 4 and SQLite on VSC. I can't access to my db. When I use the debugger, I have the following errors : I have a first "alert window" (I don't know what's the real name) ...
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37 views

Why does a VirtualBox error completely locks my ubuntu desktop?

I'm using VirtualBox (Version 5.1.38_Ubuntu r122592) under lubuntu (Linux hostname 4.4.0-148-generic #174-Ubuntu SMP Tue May 7 12:20:14 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux) to start turbo debug ...
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2answers
1k views

Nodejs inspect port 127.0.0.1:9229 timing out

Node.js Version: 12.2.0 OS: Windows 10 Using: VSC I'm trying to use the debugger through chrome and it keeps giving me this error $ node inspect app.js Timeout (2000) waiting for 127.0.0.1:9229 to ...
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0answers
158 views

Clion C Debug error - pretty printer

If I try to debug my C project, the debugger won't start and displays an error: Error during pretty printers setup: Undefined command: "pretty-printer" Do you have any idea how to fix it?
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939 views

IntelliJ remote debugger connects, but breakpoints are not working for Scala jetty

I'm having no luck with breakpoints after having tried for more than a few hours, including getting "xsbt-web-plugin" installed, as per https://stackoverflow.com/questions/44232723/intellij-remote-...
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401 views

VS2017 C++ debugger skipping lines of code

I did a quick search and found nothing similar to this question. Maybe I don't know how to search for this one, sorry. I recently moved to VS2017 (community version) from VS2015. I'm involved in a ...
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1answer
1k views

How can I start Live server and Chrome debugger for VS Code in one click

For web projects not using npm or task runners, can you you some how get the debugger for Chrome extension to start a server before it starts debugging? I'm using the Live server debugging extension ...
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1answer
1k views

Chrome DevTools target discovery does not work anymore with node

I have a problem with chrome devTools who does not auto-discover target with any node process anymore. For example, the following command node --inspect=127.0.0.1:9400 index.js return Debugger ...
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2answers
5k views

My PyCharm run is working but debugging is failing

I am using JetBrains Pycharm IDE in ubuntu 18.04 when I am hitting run, it is working fine but debugging is failing every time with the following error. error screenshot and this is prompt from ...
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1answer
100 views

Show context after every move using Python pdb

Can I show the context any time I step through code using Python's pdb debugger without having to explicitly call the list command? I've tried chaining commands with something like n & l or n &...
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1answer
1k views

Is there a way to directly open Chrome's “dedicated devtools for node”?

I use FireFox for my daily browsing; so the process of getting a Node inspector running is somewhat annoying: Launch Chrome Manually visit chrome://inspect, because it refuses to set a builtin page ...
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1answer
932 views

Debugger.Launch() on Visual Studio 2017

I have Visual Studio Professional 2017 Version 15.8.2, I'm trying to use Debugger.Launch() but I can't see VS2017 on the list of possible debuggers in the Visual Studio Just-In-Time Debugger window. ...
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85 views

Effect of enabled kernel debug mode on Windows Server

I have a problem which shows up sporadically on Windows Server (Cannot bind TCP Port but netstat does not show any usage). I think I would be able to look at the kernel structures. For this I would ...
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415 views

how to edit procmon.exe's driver filename without breaking procmon.exe file

I have a program that detects that I am running procmon.exe and after searching a lot I found this solution: The Device Name of PM is 'PROCMON10' You can see it if you run the Device Manager ...
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1answer
81 views

Debugging failed file handles in Windows Console application

I have a console application that uses puTTY as a DLL and I need to debug the puTTY library in question. On UNIX, I would do strace <command>. strace ls ggg Would print something like: stat("...
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2answers
1k views

Visual Studio 2015 F5 doesn't attach to the proces

This is what I'm doing: Set C++ project as startup project Build Set many break points press F5 the correct project is started, the breakpoints are shown as valid and loaded (filled red circle), ...
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140 views

Sometimes invoking a script that has `#!/usr/bin/env bash` opens bashdb instead

I’ve seen this infrequently and unpredictably for years. Today it happened on a Mac, trying to run my script that checks for MacPorts updates that should have run as a cronjob but seemed to have been ...
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0answers
45 views

Prevent VS 2017's debugger from opening every Typescript file used

On a fresh installation of Visual Studio 2017, I am running into a minor annoyance while debugging an aspnet project in chrome. When the debug app starts up, It opens every typescript file (that is ...
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1answer
576 views

How to get back the old debugger in Firefox

Firefox 52 introduces a new JavaScript Debugger with new UI but lack of many features that the old one has. One that I found critical and can't work without is the ability to search for some text in ...
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58 views

How do you force a process to become the parent process of another application?

I am using cygwin and writing a debugger, and I found this question worthy of superuser. I am trying to make my program insert itself above another on the process tree, without ptrace, as it is not ...
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1answer
1k views

DbgView gives error: The file dbgview.sys is already in use

I am trying to debug some driver code using Dbgview, first time when I open it it runs fine. But when I close it and restart the Dbgview it just gives above error and I can't use the kernel debugger ...
12
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1answer
934 views

Google Search hijacked only when not being observed. Attaching a debugger returns normal results

I cannot figure this one out. I noticed my search results were a little "different" as of late. I'm not signed in when I do a google search, but if I click "Images" or "Videos" I am shown as ...
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2answers
175 views

Ubuntu gnome package installation error

When trying to install insight from some ppa repositories i get these errors. sudo apt-get install insight Reading package lists... Done Building dependency tree Reading state information... ...
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1answer
716 views

Python debugger not stopping at breakpoints

I'm in a linux based development environment where I don't have superuser permissions. My basic issue is that the breakpoints I set in emacs through pdb never work. The debugger never halts at those ...
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1answer
83 views

How do I see all the errors in a JS file in one place?

Other than manually looking for the wavy underlines to see all possible errors in a file, is there a way to see all the possible Syntax, Spelling and Scope errors in one place? For example: those ...
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0answers
105 views

Chrome Debugger skip wrapper functions, until they call the real function

I am debugging in Chrome, there are some functions that are just wrappers, and I want to quickly skip them, something like this: function breakpointHere() { step1(); callWrappedFunc(); } ...
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2answers
2k 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 ...
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0answers
69 views

Debugging not-loading Windows XP x64

The question is related to this one: Windows XP x64 hangs at welcome screen. So I want to debug WinLogon.exe through Windows Kernel-Debugger remotely using an 1394 (Fire Wire) port on the system asked ...
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2answers
513 views

Firefox Developer Tools - Can't Show Nodes In Inspector

I'm trying to move from Chrome Dev Tools to Firefox (27.0.1) for day-to-day debugging, however I keep hitting a problem in the inspector that can only be fixed by restarting Firefox. The first time I ...
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1answer
1k views

Debug info package for centos

Hi I am getting the following on each line of gdb instruction steps. Does anyone know what package I need to install to remove this message from a CentOS build? Missing separate debuginfos, use: ...