Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix npm run build Failed After Git Pull

You pulled the latest code from Git, ran npm run build, and got errors. This is a co...

Fix Nginx Configuration Test Failed: Duplicate Listen Error

When running nginx -t to test your configuration, you may see an error like "...

Fix Nginx Redirect Loop in WordPress
You visit your WordPress site and get a "redirect loop" or "too many redirects" e...

How to Recover Stashed Changes in Git Detached HEAD
If you've stashed changes while in a detached HEAD state in Git, you might worry they're ...

Prevent Git Index Lock File Creation: Practical Fixes
If you see fatal: Unable to create 'path/to/.git/index.lock': File exists., ...

Fix Docker Overlay2 Disk Usage and No Space Left Errors
When Docker reports 'no space left on device' or you notice disk usage climbing in ...

Issue queue Sitemap Fix fatal: refusing to merge unrelated histories error Fix Nginx Upstream Connection Refused on Port 80 Docker Compose Env Var Not Showing in Container Proxy Blocking Chrome Sync? Step-by-Step Guide Node.js Memory Limit Troubleshooting Guide Windows 11 Update Stuck at 0%? Fix BITS Service Fixing Cloudflare Wildcard Subdomain Proxy Errors Fixing Python Dependency Conflicts with pip Fix Chrome ERR_CONNECTION_RESET: DNS Flush and More Cloudflare SSL Full Strict Permission Denied Fix Fix Docker Compose Container That Exits Right Away Fix DNS Probe Finished NXDOMAIN: Chrome Flags Reset Guide Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities