Checklists for software errors, setup, and tool workflows.

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Fix Git Lock File Not Deleted After Crash

If Git reports a lock file error after a crash, it usually means a previous Git operation was int...

Fix Docker Volume Permission Denied as Root

You start a container as root, mount a volume, and get a 'permission denied' error. This ...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

Fix Docker Network Not Found & Permission Denied Errors

If you're seeing Error response from daemon: network not found or permissi...

Windows 11 Installation Assistant Stuck at 99% Disk Space
You’re running the Windows 11 Installation Assistant, it gets to 99%, and then sits there. The pr...