diff --git a/src/forms/settings/SettingFormWidget.cpp b/src/forms/settings/SettingFormWidget.cpp
index 08834bf..88410fe 100644
--- a/src/forms/settings/SettingFormWidget.cpp
+++ b/src/forms/settings/SettingFormWidget.cpp
@@ -71,6 +71,11 @@ SettingFormWidget::SettingFormWidget(QWidget* aParent, Qt::WindowFlags f)
     widget->setCurrentRow(0);
     connect(widget, &QListWidget::currentRowChanged, [=](int rowindex)
     {
+        if(rowindex < 0)
+        {
+            return;
+        }
+
         if(widget->item(rowindex)->text() == tr("Help") && stackedWidget->widget(rowindex) == nullptr)
         {
             stackedWidget->addWidget(new HelpForm(ui->commandWidget));