Fix #817

config/packages/twig.yaml

@@ -52,7 +52,7 @@ twig:
         app_notification_dashboard_number: '%env(APP_NOTIFICATION_DASHBOARD_NUMBER)%'
         app_notification_header_number: '%env(APP_NOTIFICATION_HEADER_NUMBER)%'
         app_notification_dashboard_shown: '%env(APP_NOTIFICATION_DASHBOARD_SHOWN)%'
-        app_activate_notifications: '%env(APP_ACTIVATE_NOTIFICATIONS)%'
+        app_activate_notifications: '%env(bool:APP_ACTIVATE_NOTIFICATIONS)%'
         app_notification_email_first_line: '%env(APP_NOTIFICATION_EMAIL_FIRST_LINE)%'
         app_max_upload_size: '%env(APP_MAX_UPLOAD_SIZE)%'
         sso_icon: '%env(SSO_ICON)%'