From 900167d41cad82b7b0ad363d1ea0122e29ae9bd2 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Mon, 29 Jan 2018 23:54:06 +0200
Subject: [PATCH] Fix error when an unknown user leaves a room

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

diff --git a/mautrix_telegram/matrix.py b/mautrix_telegram/matrix.py
index 5e075b1b..34873fe2 100644
--- a/mautrix_telegram/matrix.py
+++ b/mautrix_telegram/matrix.py
@@ -128,8 +128,9 @@ class MatrixHandler:
         self.log.debug(f"{user} left {room}")
         user = User.get_by_mxid(user, create=False)
         portal = Portal.get_by_mxid(room)
-        if portal and user.logged_in:
+        if user and portal and user.logged_in:
             portal.leave_matrix(user)
+        # TODO check if the event was a puppet being kicked and handle accordingly.
 
     def is_command(self, message):
         text = message.get("body", "")