diff --git a/src/DockAreaWidget.cpp b/src/DockAreaWidget.cpp
index 26d24cc..a2d8f1c 100644
--- a/src/DockAreaWidget.cpp
+++ b/src/DockAreaWidget.cpp
@@ -452,6 +452,8 @@ void CDockAreaWidget::insertDockWidget(int index, CDockWidget* DockWidget,
 void CDockAreaWidget::removeDockWidget(CDockWidget* DockWidget)
 {
     ADS_PRINT("CDockAreaWidget::removeDockWidget");
+    if(DockWidget == nullptr)
+        return;
     auto CurrentDockWidget = currentDockWidget();
   	auto NextOpenDockWidget = (DockWidget == CurrentDockWidget) ? nextOpenDockWidget(DockWidget) : nullptr;