Tap to pay: Unable to prepare the built-in card reader to accept payments. Reconnect the app to the reader.

[MMavrisPaleBlue]

Summary

A number of our users reported this error when trying to connect with tap to pay:
Unable to prepare the built-in card reader to accept payments. Reconnect the app to the reader.
Tap-to-pay used to work fine for them and suddenly is not (without any update on our side)

Code to reproduce

Unfortunately, it's not reproducible on our side but it's on our clients.

iOS version

iPhone 11 Pro Max, iOS 17.4.1

Installation method

SPM

SDK version

Public version: 2.23.2
Pushed a new version to the client with 3.5.0 and it's still reproducing

[MMavrisPaleBlue]

@bric-stripe Any update on this? It's reported here as well

[jedwardblack]

I am experiencing the same issue on iOS 17.4 & 17.4 on certain devices. See the attached error mesage. Any suggestions @nazli-stripe ?

Error Domain=com.stripe-terminal Code=3910 "Unable to prepare the built-in card reader to accept payments. Reconnect the app to the reader." UserInfo={NSLocalizedDescription=Unable to prepare the built-in card reader to accept payments. Reconnect the app to the reader., com.stripe-terminal:PrepareFailedReason=Reader could not be prepared (2999), com.stripe-terminal:ReaderMessage=Error that indicates preparation failed., com.stripe-terminal:Message=Unable to prepare the built-in card reader to accept payments. Reconnect the app to the reader.}

[nazli-stripe]

Hey all, we still don't have a fix from Apple but one recommendation is following the instructions here to restore the device to a healthy state: https://support.apple.com/en-ca/101582