Hi! I’m integrating the Auth0 login flow into my iOS application using Universal Links (useHTTPS()), and while everything works fine on a real device (iOS 18.3), it fails on the simulator. Here’s the error I get on all simulators: Domain=com.apple.AuthenticationServices.WebAuthenticationSession C…

Hi @erwan_jestin , Thanks for the reply. I recommend trying again with iOS 18.4 or newer, as suggested by the Apple Engineer’s comment in the knowledge article shared previously. Let us know if you continue having issues with this. Kind regards, Rueben

Auth0 Login Flow Failing on iOS Simulator (Works on Real Device)

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rueben.tiow April 30, 2025, 12:50am 3

Hi @erwan_jestin,

Welcome to the Auth0 Community!

I recommend checking out our iOS Application does not Recognize Auth0 Associated Domain knowledge article, which addresses this specific error you experienced.

Let me know if anything else comes up.

Thanks,
Rueben

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Auth0 Login Flow Failing on iOS Simulator (Works on Real Device)

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