From b772697c59df80154aec4b4d03c53a74d686bab5 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 3 Nov 2022 12:18:48 +0400
Subject: [PATCH] Fix crash on topic creation.

---
 .../SourceFiles/history/view/history_view_replies_section.cpp   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
index 955a83000c..c1855fc49b 100644
--- a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
@@ -1455,7 +1455,7 @@ void RepliesWidget::refreshUnreadCountBadge(std::optional<int> count) {
 }
 
 void RepliesWidget::updatePinnedViewer() {
-	if (_scroll->isHidden() || !_topic) {
+	if (_scroll->isHidden() || !_topic || !_pinnedTracker) {
 		return;
 	}
 	const auto visibleBottom = _scroll->scrollTop() + _scroll->height();