Checklists for software errors, setup, and tool workflows.

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Fix npm run build Failure Due to Node Version Mismatch

You run npm run build and it fails with errors like SyntaxError: Unexpected to...

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

Fix Edge Sync Stuck on Sign-In Loop
You open Microsoft Edge, try to sign in to sync your data, and it keeps looping back to the sign-...

Chrome Startup Crash Due to Malware: Detection and Fix
If Chrome crashes immediately upon launch, or opens to a blank page before closing, malware may b...

Fix Git Push Rejected: Non-Fast-Forward Error
You try to push a commit to a remote repository and get: ! [rejected] main -> main (non-...

Fix Remote Desktop Connection Blocked by Firewall
When you try to connect to a remote PC using Remote Desktop (RDP) and get an error like “Remote D...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix npm run build Failure Due to Node Version Mismatch

Prevent Git Index Lock File Creation: Practical Fixes

Fix Edge Sync Stuck on Sign-In Loop

Chrome Startup Crash Due to Malware: Detection and Fix

Fix Git Push Rejected: Non-Fast-Forward Error

Fix Remote Desktop Connection Blocked by Firewall

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