After creating a new LP with at least one block and setting index_page on that LP, the anonymous user shows up on the error page.

Steps to reproduce

1. Install Ibexa 3.3.0-rc2
2. Create a new LP (name: Home) with at least one block
3. Set index_page on /Home
4. try enter to URL '/' as anonymous user

Note

1. Access to '/Home 'work correctly
2. if create LP without any block then error not show

Actual

Show error page with the message:
 

Argument 1 passed to EzSystems\EzPlatformPageBuilder\Security\EditorialMode\TokenManager::create() must be an instance of Symfony\Component\Security\Core\User\UserInterface, string given, called in /var/www/html/ezplatform-ee/vendor/ezsystems/ezplatform-page-builder/src/lib/HTTP/Kernel/Fragment/DecoratedFragmentRenderer.php on line 196       

Expected result

The home page shows without any error