DNS Probe Finished NXDOMAIN: Troubleshooting Checklist
Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Nginx 'Permission Denied' Upstream Errors
When Nginx logs permission denied while connecting to an upstream (e.g., a Unix sock...
Fix Git SSL Certificate Problem on Corporate Networks
If you see git SSL certificate problem: unable to get local issuer certificate while...
How to Stop Nginx Redirect Loop: Practical Fixes
An Nginx redirect loop (too many redirects) usually appears as a browser error after multiple 301...
How to Avoid MemoryError When Processing Large Files in Python
When you try to load a multi-gigabyte file into memory with Python, you often hit a MemoryE...
Fix Wi-Fi No Internet on Windows 11 Without Restarting Router
You connect to Wi-Fi, the icon shows internet access, but browsers say no internet. Restarting th...
Issue queue
SitemapDocker Container Exits Immediately on Linux: Fixes
NGINX Upstream SSL Connection Refused Fix
VS Code Source Control Ignores Subfolder Changes
Fix DNS Probe Finished NXDOMAIN Not Working on WiFi
Fix Windows Update Error 0x80070002 by Resetting SoftwareDistribution Folder
How to Resolve Git SSL Certificate 'Unable to Get Local Issuer'
Fix Cloudflare SSL Full Strict Redirect Loop
Cloudflare Wildcard Subdomain Troubleshooting Checklist
Install Python Packages Without Sudo
How to Unfreeze Windows 11 Installation Assistant
Troubleshooting pnpm install Failure
Node Version Mismatch with Global Tools: Diagnosis and Fix
NGINX Upstream SSL Connection Refused Fix
VS Code Source Control Ignores Subfolder Changes
Fix DNS Probe Finished NXDOMAIN Not Working on WiFi
Fix Windows Update Error 0x80070002 by Resetting SoftwareDistribution Folder
How to Resolve Git SSL Certificate 'Unable to Get Local Issuer'
Fix Cloudflare SSL Full Strict Redirect Loop
Cloudflare Wildcard Subdomain Troubleshooting Checklist
Install Python Packages Without Sudo
How to Unfreeze Windows 11 Installation Assistant
Troubleshooting pnpm install Failure
Node Version Mismatch with Global Tools: Diagnosis and Fix