From 2ef7fa727e2596d92b785a0628765fd6094b740f Mon Sep 17 00:00:00 2001
From: Chertkov Alexandr <alexandr.chertkov@evomarine.ru>
Date: Thu, 17 Nov 2022 16:01:23 +0300
Subject: [PATCH] Fix crash, after restoreState of CDockManager.

---
 src/DockAreaTitleBar.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/DockAreaTitleBar.cpp b/src/DockAreaTitleBar.cpp
index 8651d29..7dfa0d9 100644
--- a/src/DockAreaTitleBar.cpp
+++ b/src/DockAreaTitleBar.cpp
@@ -390,7 +390,11 @@ void CDockAreaTitleBar::onTabsMenuActionTriggered(QAction* Action)
 //============================================================================
 void CDockAreaTitleBar::updateDockWidgetActionsButtons()
 {
-	CDockWidget* DockWidget = d->TabBar->currentTab()->dockWidget();
+	auto Tab = d->TabBar->currentTab();
+	if (!Tab)
+		return;
+
+	CDockWidget* DockWidget = Tab->dockWidget();
 	if (!d->DockWidgetActionsButtons.isEmpty())
 	{
 		for (auto Button : d->DockWidgetActionsButtons)