diff --git a/src/blackgui/share/qss/stdwidget.qss b/src/blackgui/share/qss/stdwidget.qss
index 28354e71b..53ba265a3 100644
--- a/src/blackgui/share/qss/stdwidget.qss
+++ b/src/blackgui/share/qss/stdwidget.qss
@@ -92,11 +92,6 @@ BlackGui--Components--CSetupLoadingDialog {
   background-image: url(:/textures/icons/textures/texture-inner.jpg);
 }
 
-BlackGui--Views--CAircraftModelStatisticsDialog {
-  background: black; /* background is background color here */
-  background-image: url(:/textures/icons/textures/texture-inner.jpg);
-}
-
 /* setup load dialog details frame */
 /*
 BlackGui--Components--CSetupLoadingDialog #fr_Details {
@@ -199,6 +194,10 @@ BlackGui--Components--CSimulatorSelector::disabled {
   background: rgba(4, 105, 105, 105);
 }
 
+BlackGui--Components--CAircraftModelSetValidationDialog,
+BlackGui--Components--CCoreSettingsDialog,
+BlackGui--Views--CAircraftModelValidationDialog,
+BlackGui--Views--CAircraftModelStatisticsDialog,
 BlackGui--Components--CDownloadComponent,
 BlackGui--Components--CDownloadDialog,
 BlackGui--Components--CRawFsdMessagesComponent,
diff --git a/src/blackgui/views/aircraftmodelvalidationdialog.cpp b/src/blackgui/views/aircraftmodelvalidationdialog.cpp
new file mode 100644
index 000000000..681e69083
--- /dev/null
+++ b/src/blackgui/views/aircraftmodelvalidationdialog.cpp
@@ -0,0 +1,59 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "aircraftmodelvalidationdialog.h"
+#include "ui_aircraftmodelvalidationdialog.h"
+#include "blackmisc/simulation/aircraftmodelutils.h"
+
+#include <QPushButton>
+#include <QDialogButtonBox>
+
+using namespace BlackMisc;
+using namespace BlackMisc::Simulation;
+
+namespace BlackGui
+{
+    namespace Views
+    {
+        CAircraftModelValidationDialog::CAircraftModelValidationDialog(QWidget *parent) :
+            QDialog(parent),
+            ui(new Ui::CAircraftModelValidationDialog)
+        {
+            ui->setupUi(this);
+            this->setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
+
+            QPushButton *validateButton = new QPushButton("Validate", ui->bb_ValidationDialog);
+            ui->bb_ValidationDialog->addButton(validateButton, QDialogButtonBox::ActionRole);
+            connect(validateButton, &QPushButton::released, this, &CAircraftModelValidationDialog::validate);
+        }
+
+        CAircraftModelValidationDialog::~CAircraftModelValidationDialog()
+        { }
+
+        void CAircraftModelValidationDialog::validate()
+        {
+            ui->comp_StatusMessage->clear();
+            if (m_models.isEmpty()) { return; }
+
+            CAircraftModelList valid;
+            CAircraftModelList invalid;
+            const CCountPerSimulator counts = m_models.countPerSimulator();
+            const double fsFamilyCount = counts.getCountForFsFamilySimulators();
+            const double fsRatio = fsFamilyCount / m_models.size();
+            const bool ignoreEmpty = false;
+            const int maxFailedFiles = 25;
+            const CStatusMessageList msgs = fsRatio > 0.9 ?
+                                            CFsCommonUtil::validateConfigFiles(m_models, valid, invalid, ignoreEmpty, maxFailedFiles) :
+                                            m_models.validateFiles(valid, invalid, ignoreEmpty, maxFailedFiles);
+            ui->comp_StatusMessage->clear();
+            ui->comp_StatusMessage->appendStatusMessagesToList(msgs);
+        }
+
+    } // ns
+} // ns
diff --git a/src/blackgui/views/aircraftmodelvalidationdialog.h b/src/blackgui/views/aircraftmodelvalidationdialog.h
new file mode 100644
index 000000000..b47e9a0a1
--- /dev/null
+++ b/src/blackgui/views/aircraftmodelvalidationdialog.h
@@ -0,0 +1,51 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_VIEWS_AIRCRAFTMODELVALIDATIONDIALOG_H
+#define BLACKGUI_VIEWS_AIRCRAFTMODELVALIDATIONDIALOG_H
+
+#include <QDialog>
+#include <QScopedPointer>
+#include "blackmisc/simulation/aircraftmodellist.h"
+
+namespace Ui { class CAircraftModelValidationDialog; }
+namespace BlackGui
+{
+    namespace Views
+    {
+        /**
+         * Model validation
+         */
+        class CAircraftModelValidationDialog : public QDialog
+        {
+            Q_OBJECT
+
+        public:
+            //! Constructor
+            explicit CAircraftModelValidationDialog(QWidget *parent = nullptr);
+
+            //! Destructor
+            virtual ~CAircraftModelValidationDialog();
+
+            //! Models
+            void setModels(const BlackMisc::Simulation::CAircraftModelList &models) { m_models = models; }
+
+        private:
+            //! Validate
+            void validate();
+
+            QScopedPointer<Ui::CAircraftModelValidationDialog> ui;
+            BlackMisc::Simulation::CAircraftModelList m_models;
+        };
+    } // ns
+} // ns
+
+#endif // guard
diff --git a/src/blackgui/views/aircraftmodelvalidationdialog.ui b/src/blackgui/views/aircraftmodelvalidationdialog.ui
new file mode 100644
index 000000000..f885247b9
--- /dev/null
+++ b/src/blackgui/views/aircraftmodelvalidationdialog.ui
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CAircraftModelValidationDialog</class>
+ <widget class="QDialog" name="CAircraftModelValidationDialog">
+  <property name="minimumSize">
+   <size>
+    <width>400</width>
+    <height>300</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>Validation dialog</string>
+  </property>
+  <layout class="QVBoxLayout" name="vl_ValidationDialog">
+   <item>
+    <widget class="BlackGui::Components::CStatusMessagesDetail" name="comp_StatusMessage"/>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="bb_ValidationDialog">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>BlackGui::Components::CStatusMessagesDetail</class>
+   <extends>QFrame</extends>
+   <header>blackgui/components/statusmessagesdetail.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>bb_ValidationDialog</sender>
+   <signal>accepted()</signal>
+   <receiver>CAircraftModelValidationDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>bb_ValidationDialog</sender>
+   <signal>rejected()</signal>
+   <receiver>CAircraftModelValidationDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/blackgui/views/aircraftmodelview.cpp b/src/blackgui/views/aircraftmodelview.cpp
index 9450e0b50..b8120e520 100644
--- a/src/blackgui/views/aircraftmodelview.cpp
+++ b/src/blackgui/views/aircraftmodelview.cpp
@@ -10,6 +10,7 @@
 #include "aircraftmodelview.h"
 #include "viewbase.h"
 #include "aircraftmodelstatisticsdialog.h"
+#include "aircraftmodelvalidationdialog.h"
 #include "blackgui/filters/aircraftmodelfilterdialog.h"
 #include "blackgui/menus/menuaction.h"
 #include "blackgui/guiapplication.h"
@@ -290,10 +291,11 @@ namespace BlackGui
 
         void CAircraftModelView::customMenu(CMenuActions &menuActions)
         {
-            // Statistics
+            // Statistics and validation
             if (!this->isEmpty())
             {
                 menuActions.addAction(CIcons::appAircraft16(), "Model statistics", CMenuAction::pathModel(), { this, &CAircraftModelView::displayModelStatisticsDialog });
+                menuActions.addAction(CIcons::disk16(), "Model validation", CMenuAction::pathModel(), { this, &CAircraftModelView::displayModelValidationDialog });
             }
 
             // Stash menus
@@ -428,13 +430,16 @@ namespace BlackGui
 
         void CAircraftModelView::displayModelStatisticsDialog()
         {
-            if (!m_statisticsDialog)
-            {
-                m_statisticsDialog = new CAircraftModelStatisticsDialog(this);
-            }
-
+            if (!m_statisticsDialog) { m_statisticsDialog = new CAircraftModelStatisticsDialog(this); }
             m_statisticsDialog->analyzeModels(this->container());
             m_statisticsDialog->exec();
         }
+
+        void CAircraftModelView::displayModelValidationDialog()
+        {
+            if (!m_fileValidationDialog) { m_fileValidationDialog = new CAircraftModelValidationDialog(this); }
+            m_fileValidationDialog->setModels(this->selectedObjects());
+            m_fileValidationDialog->exec();
+        }
     } // namespace
 } // namespace
diff --git a/src/blackgui/views/aircraftmodelview.h b/src/blackgui/views/aircraftmodelview.h
index 418926a86..8425cf9cc 100644
--- a/src/blackgui/views/aircraftmodelview.h
+++ b/src/blackgui/views/aircraftmodelview.h
@@ -43,10 +43,11 @@ namespace BlackMisc { namespace Simulation { class CAircraftModel; } }
 namespace BlackGui
 {
     namespace Filters { class CAircraftModelFilterDialog; }
-    namespace Menus { class CMenuActions; }
+    namespace Menus   { class CMenuActions; }
     namespace Views
     {
         class CAircraftModelStatisticsDialog;
+        class CAircraftModelValidationDialog;
 
         //! Aircraft view
         class BLACKGUI_EXPORT CAircraftModelView :
@@ -157,8 +158,12 @@ namespace BlackGui
             //! Dialog about model statistics
             void displayModelStatisticsDialog();
 
+            //! File validation dialog
+            void displayModelValidationDialog();
+
             bool m_stashingClearsSelection = true; //!< stashing unselects
-            CAircraftModelStatisticsDialog *m_statisticsDialog = nullptr;
+            CAircraftModelStatisticsDialog       *m_statisticsDialog = nullptr;
+            CAircraftModelValidationDialog       *m_fileValidationDialog = nullptr;
             BlackMisc::Simulation::CSimulatorInfo m_loadingRequiresSimulator; //!< simulator required when loading
         };
     } // ns