Fix ERR_CERT_AUTHORITY_INVALID on Localhost
When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesResolving Python Dependency Conflicts with Poetry Lock File
You're working on a Python project managed by Poetry, and after adding or updating a dependen...
How to Fix Error 0x80070005 When Updating Windows
When you see error 0x80070005 during a Windows Update, it usually means the update process lacks ...
Git index.lock File Exists Even After Deleting: Fixes
You delete the .git/index.lock file, but Git still says it exists. This can happen d...
Fixing Nginx 502 Bad Gateway in Docker: Practical Steps
You set up Nginx as a reverse proxy in Docker, but instead of your app you see a 502 Bad Gateway....
Fix Windows Cannot Access Shared Folder Error 0x80070035
When you try to access a shared folder on another computer and see "Windows cannot access \\c...
Issue queue
SitemapFixing Chrome Startup Crashes: A Practical Repair Guide
Docker Desktop Engine Stopped: Log Location & Troubleshooting
Nginx 403 Forbidden Static Files Fix
VSCode Breakpoint Not Working? Here's How to Fix It
npm package.json Setup Guide
Python Not Recognized in VS Code Terminal on Windows
Resolve Docker Compose Port Already in Use
Fix DNS Probe Finished NXDOMAIN: Chrome Flags Reset Guide
How to Resolve Docker Network and Permission Errors
Python Not Recognized in Windows 10 Command Prompt – Fix
Docker Alpine Nginx 502 Bad Gateway Guide
Windows 11 Setup Fails: Assistant Troubleshooting Steps
Docker Desktop Engine Stopped: Log Location & Troubleshooting
Nginx 403 Forbidden Static Files Fix
VSCode Breakpoint Not Working? Here's How to Fix It
npm package.json Setup Guide
Python Not Recognized in VS Code Terminal on Windows
Resolve Docker Compose Port Already in Use
Fix DNS Probe Finished NXDOMAIN: Chrome Flags Reset Guide
How to Resolve Docker Network and Permission Errors
Python Not Recognized in Windows 10 Command Prompt – Fix
Docker Alpine Nginx 502 Bad Gateway Guide
Windows 11 Setup Fails: Assistant Troubleshooting Steps