Added some info

Author: wouterj

book/routing.rst

@@ -494,6 +494,14 @@ follows::
 This will give you a document that matches the URL ``/projects/<number>`` but
 also ``/projects`` as there is a default for the id parameter.
 
+.. caution::
+
+    As you can see, the code explicitely creates the ``/cms/routes`` path.
+    The RoutingBundle only creates this path automatically if the Sonata Admin
+    was enabled in the routign configuration. Otherwise, it'll assume you
+    do something yourself to create the path (by configuring an initializer
+    or doing it in a fixture like this).
+
 Because you defined the ``{id}`` route parameter, your controller can expect an
 ``$id`` parameter. Additionally, because you called setRouteContent on the
 route, your controller can expect the ``$contentDocument`` parameter.

bundles/routing/configuration.rst

@@ -441,6 +441,12 @@ is not what you want, as the created node is of type 'Generic' and sometimes thi
 already needs to be a route (for the homepage). Set this to false to disable the
 initializer when you create your nodes your self (e.g. using Alice_).
 
+.. caution::
+
+    The initializer is only run when the sonata admin is enabled. When you
+    don't enable the sonata admin, it is assumed that you created an initializer
+    yourself.
+
 orm
 """