| Symptom | Likely Cause | Solution | |---------|--------------|----------| | Infinite redirect loop | Cookie mismatch | Clear cookies, restart browser | | Blank page with no challenge | JS blocked | Enable JS or check browser console | | CAPTCHA every time | High-risk IP | Switch to residential IP or use a trusted proxy | | cf_clearance cookie missing after script | Headless detected | Use stealth plugin & non-headless mode | | 1020 Access Denied | WAF rule triggered | Check for suspicious headers (e.g., X-Forwarded-For ) |

Extensions like uBlock Origin or Ghostery can accidentally block the scripts needed for the challenge to verify your identity.

: Old or corrupted site data can cause challenge loops. Access your settings and clear "Cookies and other site data" and "Cached images and files" .