From 186c6ef7a44eb18dd9f08f5cf041d6eeb39ffa91 Mon Sep 17 00:00:00 2001
From: kjh2064 <kjh2064@gmail.com>
Date: Mon, 29 Jun 2026 16:20:10 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20=ED=85=94=EB=A0=88=EA=B7=B8=EB=9E=A8=20?=
 =?UTF-8?q?=EC=95=8C=EB=A6=BC=20=EC=98=88=EC=99=B8=EC=97=90=EC=84=9C=20?=
 =?UTF-8?q?=EB=B8=8C=EB=9D=BC=EC=9A=B0=EC=A0=80=20=EA=B0=95=EC=A0=9C=20?=
 =?UTF-8?q?=EC=A2=85=EB=A3=8C(JSDisconnectedException,=20TaskCanceledExcep?=
 =?UTF-8?q?tion)=20=ED=95=84=ED=84=B0=EB=A7=81=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 TaxBaik.Web/Logging/TelegramSink.cs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/TaxBaik.Web/Logging/TelegramSink.cs b/TaxBaik.Web/Logging/TelegramSink.cs
index 10f5318..f1fb30b 100644
--- a/TaxBaik.Web/Logging/TelegramSink.cs
+++ b/TaxBaik.Web/Logging/TelegramSink.cs
@@ -28,6 +28,20 @@ public class TelegramSink : ILogEventSink
             return;
         }
 
+        // Filter out harmless client disconnect and task cancellation exceptions
+        if (logEvent.Exception != null)
+        {
+            var exTypeName = logEvent.Exception.GetType().FullName ?? "";
+            var exMessage = logEvent.Exception.Message ?? "";
+            if (exTypeName.Contains("JSDisconnectedException") ||
+                exTypeName.Contains("TaskCanceledException") ||
+                exMessage.Contains("JavaScript interop calls cannot be issued") ||
+                exMessage.Contains("circuit has disconnected"))
+            {
+                return;
+            }
+        }
+
         // Emit is a synchronous method, so we dispatch the network call asynchronously
         Task.Run(async () =>
         {