From 26bf84e43d4b7777e5d622551988e676779f9523 Mon Sep 17 00:00:00 2001
From: Dan <14043624+delivrance@users.noreply.github.com>
Date: Sat, 14 Sep 2019 20:58:53 +0200
Subject: [PATCH] Don't try to parse ChatPhoto objects in case peer_access_hash
 is None

---
 pyrogram/client/types/user_and_chats/chat_photo.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pyrogram/client/types/user_and_chats/chat_photo.py b/pyrogram/client/types/user_and_chats/chat_photo.py
index 498ac72c..457754c5 100644
--- a/pyrogram/client/types/user_and_chats/chat_photo.py
+++ b/pyrogram/client/types/user_and_chats/chat_photo.py
@@ -55,6 +55,9 @@ class ChatPhoto(Object):
         if not isinstance(chat_photo, (types.UserProfilePhoto, types.ChatPhoto)):
             return None
 
+        if not peer_access_hash:
+            return None
+
         photo_id = getattr(chat_photo, "photo_id", 0)
         loc_small = chat_photo.photo_small
         loc_big = chat_photo.photo_big