From 85700b0ffc191458677b6d29452cff121a5d4d13 Mon Sep 17 00:00:00 2001
From: bakatrouble <bakatrouble@gmail.com>
Date: Fri, 1 Mar 2019 21:23:53 +0300
Subject: [PATCH] Do not cache entities without access_hash

---
 pyrogram/client/client.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pyrogram/client/client.py b/pyrogram/client/client.py
index 2bcf294f..33b3f137 100644
--- a/pyrogram/client/client.py
+++ b/pyrogram/client/client.py
@@ -762,6 +762,8 @@ class Client(Methods, BaseClient):
                                                types.Chat, types.ChatForbidden,
                                                types.Channel, types.ChannelForbidden]]):
         for entity in entities:
+            if isinstance(entity, (types.User, types.Channel, types.ChannelForbidden)) and not entity.access_hash:
+                continue
             self.session_storage.cache_peer(entity)
 
     def download_worker(self):