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App will not let me sign in, and I've tried everything in this forum

failed
Server did not return expected authenication parameters
Please try again later.

Well I've tried again later, and later, and later. Nothing. I've removed my phone from the vehicle, deleted the app a few times, restarted everything many times, changed my password. I can sign in on the website no problem. I'm at a loss. Anyone had this issue, and do you think tech support will be able to help? I'm using an iPhone XS Max iOS 14.4.

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