npm run build Failed: Troubleshooting Checklist
When npm run build fails, the error message can be cryptic. This checklist walks thr...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Search Indexing Permission Denied Error
When Windows Search indexing fails with a “permission denied” error, it usually means the indexer...
Fix 'Permission Denied' When Installing Python Packages Without sudo
If you see "Permission denied" when running pip install, you're not alon...
Fix Cloudflare Wildcard Subdomain Origin Server Errors
You set up a wildcard DNS record in Cloudflare (e.g., *.example.com) pointing to you...
Fix VSCode Git Auth Failed: Expired Token
You're working in Visual Studio Code, try to push or pull, and see an error like "Git: Au...
Fix Nginx 502 Bad Gateway Docker Permission Denied
When running Nginx as a reverse proxy in a Docker environment, a 502 Bad Gateway error often poin...
Issue queue
SitemapResolve Docker Pull Access Denied in CI/CD
Cloudflare Origin Certificate Permission Denied: How to Fix
How to Fix Python Dependency Conflicts in a Virtual Environment
Debugging Jest Tests in VS Code: Breakpoints Not Hit
Docker Log Files Filling Up Disk? Here's the Fix
How to fix node-sass build error missing Python
Fix Docker Container Exiting Due to Network Issues
Stop Antivirus from Causing Chrome Connection Reset Errors
How to Fix Windows 11 Installation Assistant 99% Hang
How to Fix npm Permission Denied for Global Packages
Passing Env Vars to Docker Compose Build
npm ENOENT package.json Error in Subfolder Fix
Cloudflare Origin Certificate Permission Denied: How to Fix
How to Fix Python Dependency Conflicts in a Virtual Environment
Debugging Jest Tests in VS Code: Breakpoints Not Hit
Docker Log Files Filling Up Disk? Here's the Fix
How to fix node-sass build error missing Python
Fix Docker Container Exiting Due to Network Issues
Stop Antivirus from Causing Chrome Connection Reset Errors
How to Fix Windows 11 Installation Assistant 99% Hang
How to Fix npm Permission Denied for Global Packages
Passing Env Vars to Docker Compose Build
npm ENOENT package.json Error in Subfolder Fix