Enatega Customer Application: Null error showing when new user is logging by email.

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To Reproduce
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Expected behavior
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Screenshots

Desktop (please complete the following information):

OS: [e.g. iOS]
Browser [e.g. chrome, safari]
Version [e.g. 22]
Smartphone (please complete the following information):

Device: [e.g. iPhone6]
OS: [e.g. iOS8.1]
Browser [e.g. stock browser, safari]
Version [e.g. 22]
Additional context
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The issue does not identify files, tests, reproduction steps, or the exact null error. Start by reproducing email login in the customer application and trace where the null value is surfaced; done means the login flow no longer shows the null error and the behavior is verified.

Written by the indexing model from the issue text.