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 Remote Desktop Not Connecting After Sleep
After your computer wakes from sleep or hibernation, Remote Desktop may refuse to connect. This i...
How to Fix Windows Update Error 0x80070002 by Resetting Components
If you see error 0x80070002 when trying to run Windows Update, the system often cannot find or re...
Fix Windows Security App Permission Issues
You open Windows Security and see a message like "This app has been blocked for your protecti...
How to Fix Git Detached HEAD State and Undo Changes
You run git status and see something like "HEAD detached at abc123". This ha...
Fix DNS Probe Finished NXDOMAIN in Edge Browser
When Microsoft Edge shows "DNS_PROBE_FINISHED_NXDOMAIN", it means the browser cannot reso...
Issue queue
SitemapCloudflare DNS Update Propagation Checker
Fix Permission Denied for Docker Mounted Volumes on Linux
How to Break the Windows Explorer Automatic Repair Cycle
Resolving Firefox Certificate Errors
Docker Container Exits Immediately with Code 0: Fixes
Ethernet No Internet Access on Windows 11 – Troubleshooting
Troubleshooting Cloudflare 522 Timeout After Migration
How to Change git Remote Origin URL
How to Fix Docker Pull Authentication Required
Fix Git Push Rejected: Non-Fast-Forward Error
How to Fix Windows 11 Installation Assistant 99% Hang
Git Changes Not Appearing in VS Code: Solutions
Fix Permission Denied for Docker Mounted Volumes on Linux
How to Break the Windows Explorer Automatic Repair Cycle
Resolving Firefox Certificate Errors
Docker Container Exits Immediately with Code 0: Fixes
Ethernet No Internet Access on Windows 11 – Troubleshooting
Troubleshooting Cloudflare 522 Timeout After Migration
How to Change git Remote Origin URL
How to Fix Docker Pull Authentication Required
Fix Git Push Rejected: Non-Fast-Forward Error
How to Fix Windows 11 Installation Assistant 99% Hang
Git Changes Not Appearing in VS Code: Solutions