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

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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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No files, tests, entry points, reproduction steps, or environment details are provided. First reproduce the email login problem in the customer application and locate the source of the null error; done means successful new-user email login without the error, with a regression check if the project has relevant coverage.

Written by the indexing model from the issue text.