From 6242cc81593a08621e78fc537f9555a0af695e9b Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Thu, 12 Oct 2017 18:52:04 +0200
Subject: [PATCH] Fix .tgread_object not seeking back on TypeNotFoundError

---
 telethon/extensions/binary_reader.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/telethon/extensions/binary_reader.py b/telethon/extensions/binary_reader.py
index 747d18c8..2355c6a4 100644
--- a/telethon/extensions/binary_reader.py
+++ b/telethon/extensions/binary_reader.py
@@ -129,6 +129,7 @@ class BinaryReader:
                 return False
 
             # If there was still no luck, give up
+            self.seek(-4)  # Go back
             raise TypeNotFoundError(constructor_id)
 
         return clazz.from_reader(self)