From fac6b2348b88e269d76324d3ad27cc4a15ca2cdf Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Tue, 22 May 2018 10:39:40 +0200
Subject: [PATCH] Fix pts may be 0 with no workers set (#808)

---
 telethon/telegram_client.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/telethon/telegram_client.py b/telethon/telegram_client.py
index 4cc3de08..ffc18655 100644
--- a/telethon/telegram_client.py
+++ b/telethon/telegram_client.py
@@ -2436,7 +2436,7 @@ class TelegramClient(TelegramBareClient):
 
     def catch_up(self):
         state = self.session.get_update_state(0)
-        if not state:
+        if not state or not state.pts:
             return
 
         self.session.catching_up = True