From 24b66041d2717f6a2d4b094041d3057866926194 Mon Sep 17 00:00:00 2001
From: ping-yee <611077101@mail.nknu.edu.tw>
Date: Tue, 17 Oct 2023 12:57:51 +0800
Subject: [PATCH] docs: add the notice for the user guide.

---
 user_guide_src/source/incoming/controllers.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/user_guide_src/source/incoming/controllers.rst b/user_guide_src/source/incoming/controllers.rst
index 8bc9e90d581f..15b3f8821616 100644
--- a/user_guide_src/source/incoming/controllers.rst
+++ b/user_guide_src/source/incoming/controllers.rst
@@ -412,6 +412,8 @@ without route definitions. The auto-routing is disabled by default.
 
 .. important:: Auto Routing (Legacy) routes a HTTP request with **any** HTTP method to a controller method.
 
+.. important:: If Auto Routing (Legacy) doesn't find the controller, it will throw page not found exception before the filter executes.
+
 Consider this URI::
 
     example.com/index.php/helloworld/