InvalidConfigurationException in VariableNode.php line 88. The path "fos_user.from_email.address" cannot contain an empty value, but got null. 

in symfony3 when installing fOSUserBundle. I do not know what the problem is

    1 answer 1

    You need to add in the config.yml for fos_user :

     # ... fos_user: db_driver: orm # other valid values are 'mongodb' and 'couchdb' firewall_name: main user_class: AppBundle\Entity\Admin # ... from_email: address: you@example.com sender_name: You # ... 

    https://symfony.com/doc/master/bundles/FOSUserBundle/index.html#step-5-configure-the-fosuserbundle