From e8176b80a6db983765b668888d2c15cc4d2c47be Mon Sep 17 00:00:00 2001
From: firest <enlanubo@gmail.com>
Date: Fri, 28 Jun 2024 11:09:28 +0800
Subject: [PATCH 1/2] fix(events): fixed the reason format of the
 `authn_complete_event`

---
 apps/emqx_rule_engine/src/emqx_rule_events.erl | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/apps/emqx_rule_engine/src/emqx_rule_events.erl b/apps/emqx_rule_engine/src/emqx_rule_events.erl
index cbf409da7..a6ca2f7be 100644
--- a/apps/emqx_rule_engine/src/emqx_rule_events.erl
+++ b/apps/emqx_rule_engine/src/emqx_rule_events.erl
@@ -1290,7 +1290,12 @@ reason(_) -> internal_error.
 force_to_bin(Bin) when is_binary(Bin) ->
     Bin;
 force_to_bin(Term) ->
-    emqx_utils_conv:bin(io_lib:format("~p", [Term])).
+    try
+        emqx_utils_conv:bin(Term)
+    catch
+        _:_ ->
+            emqx_utils_conv:bin(lists:flatten(io_lib:format("~p", [Term])))
+    end.
 
 ntoa(undefined) ->
     undefined;

From a0644d461214c69d83612e57079fd3eb526c0829 Mon Sep 17 00:00:00 2001
From: firest <enlanubo@gmail.com>
Date: Fri, 28 Jun 2024 15:14:31 +0800
Subject: [PATCH 2/2] chore: update app version

---
 apps/emqx_rule_engine/src/emqx_rule_engine.app.src | 2 +-
 changes/ce/fix-13358.en.md                         | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
 create mode 100644 changes/ce/fix-13358.en.md

diff --git a/apps/emqx_rule_engine/src/emqx_rule_engine.app.src b/apps/emqx_rule_engine/src/emqx_rule_engine.app.src
index b893d7c59..9fa17d0c4 100644
--- a/apps/emqx_rule_engine/src/emqx_rule_engine.app.src
+++ b/apps/emqx_rule_engine/src/emqx_rule_engine.app.src
@@ -2,7 +2,7 @@
 {application, emqx_rule_engine, [
     {description, "EMQX Rule Engine"},
     % strict semver, bump manually!
-    {vsn, "5.1.2"},
+    {vsn, "5.1.3"},
     {modules, []},
     {registered, [emqx_rule_engine_sup, emqx_rule_engine]},
     {applications, [
diff --git a/changes/ce/fix-13358.en.md b/changes/ce/fix-13358.en.md
new file mode 100644
index 000000000..fa45f0ff2
--- /dev/null
+++ b/changes/ce/fix-13358.en.md
@@ -0,0 +1 @@
+Fixed that the `reason` in the `authn_complete_event` event was not displayed correctly.