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

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To Reproduce
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See error
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 name any files, tests, device details, or concrete reproduction steps. Start by locating the customer application's email-login flow and reproduce the null error with a new user. Done means the login path no longer shows the null error and the expected behavior is verified on the affected platform.

Written by the indexing model from the issue text.