必应池
Home / developer-tools / Fix PyCharm Virtual Environment Not Activating - Fix Windows Defender Real-Time Protection Not Starting-Resolving Nginx Upstream Refused Errors with Cloudflare

Fix PyCharm Virtual Environment Not Activating - Fix Windows Defender Real-Time Protection Not Starting-Resolving Nginx Upstream Refused Errors with Cloudflare

2026-07-28 11:29:24
Fix PyCharm Virtual Environment Not Activating - Fix Windows Defender Real-Time Protection Not Starting-Resolving Nginx Upstream Refused Errors with Cloudflare

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.