How to Fix Rust Cargo Build Failed with Exit Code 101 - How to Set Up Windows Defender Network Protection for Enterprise-Fixing Windows Defender Errors After Antivirus Installation

Updated 2026-06-13 13:19:48macos-help

How to Fix Rust Cargo Build Failed with Exit Code 101 - How to Set Up Windows Defender Network Protection for Enterprise-Fixing Windows Defender Errors After Antivirus Installation

Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

Restart the affected app after changing permissions or configuration files.
Test the same workflow in a clean browser profile or a temporary user account.
Compare the result on another network if the error may be connection related.