From d1be0834ccef587a3bb7569f45444914af7d580c Mon Sep 17 00:00:00 2001
From: Daniil Gentili <daniil@daniil.it>
Date: Fri, 10 May 2019 21:08:09 +0200
Subject: [PATCH] CombinedAPI bugfix

---
 src/danog/MadelineProto/CombinedEventHandler.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/danog/MadelineProto/CombinedEventHandler.php b/src/danog/MadelineProto/CombinedEventHandler.php
index dc8b4b96..01c1293a 100644
--- a/src/danog/MadelineProto/CombinedEventHandler.php
+++ b/src/danog/MadelineProto/CombinedEventHandler.php
@@ -35,7 +35,7 @@ abstract class CombinedEventHandler
     {
         $keys = method_exists($this, '__magic_sleep') ? $this->__magic_sleep() : get_object_vars($this);
         unset($keys['CombinedAPI']);
-        if (isset($this->CombinedAPI)) {
+        if (isset($this->CombinedAPI) && $this->CombinedAPI instanceof CombinedAPI) {
             foreach ($this->CombinedAPI->instance_paths as $path) {
                 unset($keys[$path]);
             }