Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fixing Nginx 502 Bad Gateway with Docker and Load Balancers

If you're running Nginx as a reverse proxy or load balancer in a Docker setup, a 502 Bad Gate...

Docker Compose Port Already Allocated: How to Fix

You run docker-compose up and see an error like Error: Port 8080 is already al...

Fix 'Permission Denied' in VS Code Terminal
When you open the integrated terminal in VS Code and run a command, you might see permissio...

Fix Nginx 502 Bad Gateway with Docker Socket
You have an Nginx container proxying requests to another container via the Docker socket, and you...

How to Fix Nginx Upstream Connection Refused on Port 80
When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

Fix pnpm Permission Denied Errors on macOS
When running pnpm on macOS, you may encounter a EACCES: permission denied error, esp...


    Issue queue
Sitemap
pip Externally Managed: How to Bypass Safely
Setting Up Git LFS for Large Files
Fix npm run build Failures After npm install
Resolve DNS Probe Finished NXDOMAIN Error in macOS
Fix Cloudflare DNS Not Propagating to All Nameservers
Fix Windows Explorer Restarting: Advanced Checklist
Fixing VSCode Terminal Launch Issues on Ubuntu
How to Delete a Git Remote Origin
Setting Timeout for POST Requests in Python Requests
Fix Edge Sync Stuck on Preparing Sync
Windows 11 Bluetooth Troubleshooting Guide
How to Change Execution Policy for VS Code Terminal
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities