Fix Python venv 'No such file or directory' Error on Activation - Troubleshooting Permission Denied in VSCode Terminal for Virtual Environments-Windows 11 Installation Assistant Hangs at 99% – Antivirus Fix

Updated 2026-07-28 12:05:51security-tools

Fix Python venv 'No such file or directory' Error on Activation - Troubleshooting Permission Denied in VSCode Terminal for Virtual Environments-Windows 11 Installation Assistant Hangs at 99% – Antivirus Fix

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.