From 2f4b8ba8b3e6f598008906de2f47ead5807aab41 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Sat, 22 Jul 2023 23:07:51 +0300
Subject: [PATCH] Don't allow replies to supergroup creation message.

---
 td/telegram/MessagesManager.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index b8ca1d8c9..d07d5d068 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -24630,6 +24630,9 @@ MessageInputReplyTo MessagesManager::get_message_input_reply_to(Dialog *d, Messa
     return {};
   }
   message_id = get_persistent_message_id(d, message_id);
+  if (message_id == MessageId(ServerMessageId(1)) && d->dialog_id.get_type() == DialogType::Channel) {
+    return {};
+  }
   const Message *m = get_message_force(d, message_id, "get_message_input_reply_to 2");
   if (m == nullptr || m->message_id.is_yet_unsent() ||
       (m->message_id.is_local() && d->dialog_id.get_type() != DialogType::SecretChat)) {