Fixing Nginx 502 Bad Gateway in Docker Networks
You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFixing 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....
Update Git SSL Certificates to Fix 'unable to get local issuer'
If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...
Fix Docker Build Context Canceled in Git Bash on Windows
If you're running Docker commands from Git Bash on Windows and see an error like contex...
DNS Probe Finished NXDOMAIN: Fix When ipconfig /flushdns Fails
You're browsing normally and suddenly Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". You...
Fix Windows Explorer Restarting After Login
If Windows Explorer keeps restarting after you log in, you’ll see the desktop flash, icons disapp...
Issue queue
SitemapResolve Node Sass Compilation Failure with Build Tools
How to Stop Antivirus Blocking Windows 11 Installation
Windows Terminal Python Command Missing Fix
pip Externally Managed: How to Bypass Safely
npm Permission Denied Error Checklist
Python MemoryError: Processing Large Files Step by Step
How to Show Hidden Icons on Taskbar in Windows 10
Python Conda Install Permission Issue Fix
Docker Build Fails with Context Canceled Permission Denied
Stop Antivirus from Causing DNS Probe Finished NXDOMAIN
Resolve Windows Search Indexing Access Denied
How to Fix Git Clone Timeout on Linux
How to Stop Antivirus Blocking Windows 11 Installation
Windows Terminal Python Command Missing Fix
pip Externally Managed: How to Bypass Safely
npm Permission Denied Error Checklist
Python MemoryError: Processing Large Files Step by Step
How to Show Hidden Icons on Taskbar in Windows 10
Python Conda Install Permission Issue Fix
Docker Build Fails with Context Canceled Permission Denied
Stop Antivirus from Causing DNS Probe Finished NXDOMAIN
Resolve Windows Search Indexing Access Denied
How to Fix Git Clone Timeout on Linux