From 244986ae7dbe3442386e958c319f701a0b809e06 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Mon, 8 Nov 2021 19:07:55 +0300
Subject: [PATCH] Crash if tryibg to create a NetActor while closing.

---
 td/telegram/Td.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index e94a1cb1a..36e69c0ba 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -126,6 +126,11 @@ class Td final : public Actor {
 
   template <class ActorT, class... ArgsT>
   ActorId<ActorT> create_net_actor(ArgsT &&... args) {
+    LOG_CHECK(close_flag_ < 1) << close_flag_
+#if TD_CLANG || TD_GCC
+                               << ' ' << __PRETTY_FUNCTION__
+#endif
+        ;
     auto slot_id = request_actors_.create(ActorOwn<>(), RequestActorIdType);
     inc_request_actor_refcnt();
     auto actor = make_unique<ActorT>(std::forward<ArgsT>(args)...);