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 Security App Missing from Start Menu
You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...
Fix Nginx Upstream Connection Refused Socket Error
When Nginx returns a 502 Bad Gateway or logs upstream connection refused
How to Reset Windows Defender Real-Time Protection
Windows Defender real-time protection can sometimes get stuck, fail to turn on, or stop respondin...
Fix 'Python Is Not Recognized as an Internal or External Command'
When you type python in the Command Prompt and see 'python is not recognized...
Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
When you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome, it usually means the browser...
Issue queue
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Git Detached HEAD: Practical Checklist and Fixes
Chrome Not Launching After Update: Fix
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Fix VSCode Git Authentication Failed on Windows
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Docker Pull Access Denied Mac M1 Troubleshooting
How to Fix Chrome Access Violation on Startup
How to Fix Node Sass Build Failure
Troubleshoot Edge Preparing Sync Error
Git Detached HEAD: Practical Checklist and Fixes
Chrome Not Launching After Update: Fix
Bluetooth Troubleshooting Checklist for Windows 11
How to Resolve Windows 11 Update Blue Screen
How to Fix Cloudflare 522 Connection Timeout
Fix VSCode Git Authentication Failed on Windows
Antivirus Causing Chrome Access Violation: Solutions