[ci skip] Explain per-directory logic for 404_override too

1 files changed, 4 insertions, 2 deletions

diff --git a/user_guide_src/source/general/routing.rst b/user_guide_src/source/general/routing.rst
index dc5c0201e..b2c9873ab 100644
--- a/user_guide_src/source/general/routing.rst
+++ b/user_guide_src/source/general/routing.rst
@@ -187,11 +187,13 @@ will appear by default.
 
 This route indicates which controller class should be loaded if the
 requested controller is not found. It will override the default 404
-error page. It won't affect to the ``show_404()`` function, which will
+error page. Same per-directory rules as with 'default_controller'
+apply here as well.
+
+It won't affect to the ``show_404()`` function, which will
 continue loading the default *error_404.php* file at
 *application/views/errors/error_404.php*.
 
-
 ::
 
 	$route['translate_uri_dashes'] = FALSE;