From 33a8218eee5a20af8d94a4ce46cc4171431d525b Mon Sep 17 00:00:00 2001
From: Andrew Ferrazzutti <fair@miscworks.net>
Date: Tue, 12 Apr 2022 01:30:29 -0400
Subject: [PATCH] Add missing None check for outbound read receipts

---
 matrix_appservice_kakaotalk/matrix.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/matrix_appservice_kakaotalk/matrix.py b/matrix_appservice_kakaotalk/matrix.py
index 1930502..dc8a80b 100644
--- a/matrix_appservice_kakaotalk/matrix.py
+++ b/matrix_appservice_kakaotalk/matrix.py
@@ -157,7 +157,8 @@ class MatrixHandler(BaseMatrixHandler):
         if not user.is_connected:
             return
         message = await DBMessage.get_by_mxid(event_id, portal.mxid)
-        await user.client.mark_read(portal.channel_props, message.ktid)
+        if message:
+            await user.client.mark_read(portal.channel_props, message.ktid)
 
     async def handle_ephemeral_event(
         self, evt: ReceiptEvent | Event