Apple frequently changes how its developer portal handles authentication, security certificates, and app signing. When these changes occur, older versions of Cydia Impactor can no longer interpret the server's responses.
You can fix this problem and start using Cydia Impactor again by following the exclusive guide below. Why This Error Happens assert code 200 cydia impactor exclusive
with app-specific passwords for sideloading, moving away from "public" free methods. Historical Fixes Apple frequently changes how its developer portal handles
Go to Settings > Privacy & Security , scroll down, and enable Developer Mode . Free accounts are limited to 3 active sideloaded apps. assert code 200 cydia impactor exclusive