diff --git a/src/libs/advanceddockingsystem/dockfocuscontroller.cpp b/src/libs/advanceddockingsystem/dockfocuscontroller.cpp
index c0c632cb989..a5878ba856c 100644
--- a/src/libs/advanceddockingsystem/dockfocuscontroller.cpp
+++ b/src/libs/advanceddockingsystem/dockfocuscontroller.cpp
@@ -105,11 +105,16 @@ namespace ADS
                              q, &DockFocusController::onFocusedDockAreaViewToggled);
         }
 
-        auto newFloatingWidget = m_focusedDockWidget->dockContainer()->floatingWidget();
+        auto dockContainer = m_focusedDockWidget->dockContainer();
+        FloatingDockContainer *newFloatingWidget = nullptr;
+
+        if (dockContainer)
+            newFloatingWidget = dockContainer->floatingWidget();
+
         if (newFloatingWidget)
             newFloatingWidget->setProperty("FocusedDockWidget", QVariant::fromValue(dockWidget));
 
-    #ifdef Q_OS_LINUX
+#ifdef Q_OS_LINUX
         // This code is required for styling the floating widget titlebar for linux
         // depending on the current focus state
         if (m_floatingWidget == newFloatingWidget)
@@ -122,7 +127,7 @@ namespace ADS
 
         if (m_floatingWidget)
             updateFloatingWidgetFocusStyle(m_floatingWidget, true);
-    #endif
+#endif
 
         if (old != dockWidget)
             emit m_dockManager->focusedDockWidgetChanged(old, dockWidget);