From 1ca0a6c84b4c7d1ca00906cdd373630580e75d66 Mon Sep 17 00:00:00 2001
From: Daniil Gentili <daniil@daniil.it>
Date: Thu, 24 Dec 2020 20:16:19 +0100
Subject: [PATCH] Avoid problems with old sessions

---
 src/danog/MadelineProto/TL/Types/Button.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/danog/MadelineProto/TL/Types/Button.php b/src/danog/MadelineProto/TL/Types/Button.php
index ba8fcf631..3f6dfe04d 100644
--- a/src/danog/MadelineProto/TL/Types/Button.php
+++ b/src/danog/MadelineProto/TL/Types/Button.php
@@ -33,11 +33,11 @@ class Button implements \JsonSerializable, \ArrayAccess
      *
      * @psalm-var non-empty-array<array-key, mixed>
      */
-    private array $button;
+    private array $button = [];
     /**
      * Session name.
      */
-    private string $session;
+    private string $session = '';
     /**
      * MTProto instance.
      *