Fatal error: Uncaught Symfony\Component\Debug\Exception\FatalThrowableError: Return value of DomainBundle\Model\Address::street() must be of the type string, null returned in /var/www/src/DomainBundle/Model/Address.php:77 Stack trace: #0 /var/www/vendor/twig/twig/src/Extension/CoreExtension.php(1485): DomainBundle\Model\Address->street() #1 /var/www/var/cache/prod/twig/40/40ab4b49d85cb48721b563a7c1cfa441bef6c1db0c8fe7c09b6662a4f78f80f9.php(1195): twig_get_attribute(Object(Twig\Environment), Object(Twig\Source), Object(DomainBundle\Model\Address), 'street', Array, 'any', false, false, false, 535) #2 /var/www/vendor/twig/twig/src/Template.php(407): __TwigTemplate_e87e7a90d783cd2e86abbea4afa00738e307314167d48b35441d94c539fe40b0->doDisplay(Array, Array) #3 /var/www/vendor/twig/twig/src/Template.php(380): Twig\Template->displayWithErrorHandling(Array, Array) #4 /var/www/var/cache/prod/twig/53/532b9b7306935df9fb9a2ed5a611c88490c0a9c471266e0c45061aed42adb1fd.php(46): Twig\Template->display(Array, Array) #5 /var/www/vendor/twig/t in /var/www/src/DomainBundle/Model/Address.php on line 77