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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Begin with the Enatega Customer Application's email-login flow and try to reproduce the reported null error. The issue provides no concrete steps, affected file, test, platform details, or expected result, so clarify those before defining what a fix and passing verification would look like.

Written by the indexing model from the issue text.