NOTE: Make all tests in advanced theme
# In the `Front-End` profile editing change event under "Update" button from `OnUpdate` to `OnUpdateAjax`:
* open `themes/advanced/platform/my_account/my_profile.tpl` template in the editor,
* locate `<input type="hidden" ... name="events[u][OnUpdate]"/>` hidden field,
* replace `OnUpdate` with `OnUpdateAjax`.
# Go to `Front-End` and register as new user (/platform/login/register.html).
# Go to `Admin Console`, {nav User Management > Users}.
# Select new user (check checkbox in user's row) and click on `Approve` button.
# Go to `Front-End` and login as created user.
# Go to profile editing (/platform/my_account/my_profile.html).
# Fill the form, clear E-mail field.
# Press "Update" button.
# Confirm, that page after reload displays correct JSON data - `{"status": "FAILED","uploader_info": {"PrimaryImage": {"urls": "","names": "","sizes": ""}},"field_errors": {"Email": "Field is required"}}`.
# Go to profile editing (/platform/my_account/my_profile.html) again.
# Open browser development tools and clear session cookie.
# Press Update button.
# Confirm, that you are redirected to user registration.