diff --git a/src/blackcore/application.cpp b/src/blackcore/application.cpp
index 51493d18c..88806a869 100644
--- a/src/blackcore/application.cpp
+++ b/src/blackcore/application.cpp
@@ -111,6 +111,7 @@ namespace BlackCore
         Q_ASSERT_X(!sApp, Q_FUNC_INFO, "already initialized");
         Q_ASSERT_X(QCoreApplication::instance(), Q_FUNC_INFO, "no application object");
 
+        m_applicationInfo.setApplicationDataDirectory(CDirectoryUtils::normalizedApplicationDataDirectory());
         QCoreApplication::setApplicationName(m_applicationName);
         QCoreApplication::setApplicationVersion(CBuildConfig::getVersionString());
         this->setObjectName(m_applicationName);
@@ -138,7 +139,7 @@ namespace BlackCore
                 const QString tempPath(this->getTemporaryDirectory());
                 BlackMisc::setMockCacheRootDirectory(tempPath);
             }
-            m_alreadyRunning = CApplication::getRunningApplications().containsApplication(CApplication::getSwiftApplication());
+            m_alreadyRunning = CApplication::getRunningApplications().containsApplication(CApplication::getApplicationInfo().getApplication());
             this->initParser();
             this->initLogging();
             this->tagApplicationDataDirectory();
@@ -229,12 +230,6 @@ namespace BlackCore
         this->gracefulShutdown();
     }
 
-    const CApplicationInfo &CApplication::getApplicationInfo() const
-    {
-        static const CApplicationInfo a(CApplication::getSwiftApplication());
-        return a;
-    }
-
     CApplicationInfoList CApplication::getRunningApplications()
     {
         CApplicationInfoList apps;
@@ -251,7 +246,7 @@ namespace BlackCore
 
     bool CApplication::isAlreadyRunning() const
     {
-        return getRunningApplications().containsBy([this](const CApplicationInfo & info) { return info.getApplication() == getSwiftApplication(); });
+        return getRunningApplications().containsBy([this](const CApplicationInfo & info) { return info.getApplication() == getApplicationInfo().getApplication(); });
     }
 
     bool CApplication::isShuttingDown() const
diff --git a/src/blackcore/application.h b/src/blackcore/application.h
index 7c16d97bf..2c65c6bdb 100644
--- a/src/blackcore/application.h
+++ b/src/blackcore/application.h
@@ -111,9 +111,6 @@ namespace BlackCore
         //! Destructor
         virtual ~CApplication();
 
-        //! Application information
-        const BlackMisc::CApplicationInfo &getApplicationInfo() const;
-
         //! Information about all running apps (including this one only if exec() has already been called)
         static BlackMisc::CApplicationInfoList getRunningApplications();
 
@@ -130,6 +127,9 @@ namespace BlackCore
         //! \threadsafe
         bool isShuttingDown() const;
 
+        //! swift application running
+        const BlackMisc::CApplicationInfo &getApplicationInfo() const { return m_applicationInfo; }
+
         //! Application name and version
         const QString &getApplicationName() const { return m_applicationName; }
 
@@ -142,9 +142,6 @@ namespace BlackCore
         //! Force single application (only one instance)
         void setSingleApplication(bool singleApplication);
 
-        //! swift application running
-        BlackMisc::CApplicationInfo::Application getSwiftApplication() const { return m_applicationInfo.getApplication(); }
-
         //! Executable names for the given applications
         QString getExecutableForApplication(BlackMisc::CApplicationInfo::Application application) const;
 
diff --git a/src/blackgui/components/copyconfigurationcomponent.cpp b/src/blackgui/components/copyconfigurationcomponent.cpp
index b4274c516..6074db2de 100644
--- a/src/blackgui/components/copyconfigurationcomponent.cpp
+++ b/src/blackgui/components/copyconfigurationcomponent.cpp
@@ -24,6 +24,7 @@
 #include <QFileSystemModel>
 #include <QDir>
 #include <QDesktopServices>
+#include <QPointer>
 
 using namespace BlackMisc;
 using namespace BlackMisc::Simulation;
@@ -246,7 +247,6 @@ namespace BlackGui
             destinationModel->setNameFilters(this->getSourceFileFilter());
             destinationModel->setNameFilterDisables(m_nameFilterDisables);
 
-
             // source
             const QString sourceDir = this->getOtherVersionsSelectedDirectory();
             if (!sourceModel || m_initializedSourceDir != sourceDir)
@@ -399,8 +399,8 @@ namespace BlackGui
         void CCopyConfigurationComponent::initMultiSimulatorCache(IMultiSimulatorModelCaches *cache, const QString &fileName)
         {
             const CSimulatorInfo info = cache->getSimulatorForFilename(fileName);
-            if (info.isNoSimulator()) return;
-            if (cache->isSaved(info)) return; // already a file and hence in .rev
+            if (info.isNoSimulator()) { return; }
+            if (cache->isSaved(info)) { return; } // already a file and hence in .rev
             const QFileInfo fi(fileName);
             const CStatusMessage msg = cache->setCacheTimestamp(fi.lastModified(), info); // create cache file and timestamp in .rev
             if (msg.isFailure())
@@ -412,13 +412,14 @@ namespace BlackGui
         void CCopyConfigurationComponent::initOtherSwiftVersions()
         {
             ui->cb_OtherVersions->clear();
-            const QMap<QString, CApplicationInfo> otherVersions = CDirectoryUtils::applicationDataDirectoryMap(true);
+            const QMap<QString, CApplicationInfo> otherVersions = CDirectoryUtils::applicationDataDirectoryMapWithoutCurrentVersion();
             for (const QString &directory : otherVersions.keys())
             {
                 const CApplicationInfo info(otherVersions.value(directory));
                 if (info.isNull())
                 {
-                    ui->cb_OtherVersions->addItem(CDirectoryUtils::decodeNormalizedDirectory(directory));
+                    const QString infoString = CDirectoryUtils::decodeNormalizedDirectory(directory);
+                    ui->cb_OtherVersions->addItem(infoString);
                 }
                 else
                 {
diff --git a/src/blackgui/components/copyconfigurationcomponent.h b/src/blackgui/components/copyconfigurationcomponent.h
index dfdf00b49..fe1e9c02d 100644
--- a/src/blackgui/components/copyconfigurationcomponent.h
+++ b/src/blackgui/components/copyconfigurationcomponent.h
@@ -119,8 +119,8 @@ namespace BlackGui
             //! Set widths
             void setWidths();
 
-            QStringList m_otherVersionDirs;
             QScopedPointer<Ui::CCopyConfigurationComponent> ui;
+            QStringList m_otherVersionDirs;
             QString m_initializedSourceDir;
             QString m_initializedDestinationDir;
             bool m_logCopiedFiles = true;
@@ -128,8 +128,8 @@ namespace BlackGui
             bool m_withBootstrapFile = false;
 
             // caches will be explicitly initialized in initCaches
-            BlackMisc::Simulation::Data::CModelCaches m_modelCaches{ false, this };
-            BlackMisc::Simulation::Data::CModelSetCaches m_modelSetCaches{ false, this };
+            BlackMisc::Simulation::Data::CModelCaches m_modelCaches { false, this };
+            BlackMisc::Simulation::Data::CModelSetCaches m_modelSetCaches { false, this };
 
             // caches will be initialized so they can be overriden
             // those caches do not harm if they exists default initialized
diff --git a/src/blackgui/models/serverlistmodel.h b/src/blackgui/models/serverlistmodel.h
index a4da3d2a9..2d24137dd 100644
--- a/src/blackgui/models/serverlistmodel.h
+++ b/src/blackgui/models/serverlistmodel.h
@@ -18,7 +18,6 @@
 
 class QObject;
 
-namespace BlackMisc { namespace Network { class CServer; } }
 namespace BlackGui
 {
     namespace Models
diff --git a/src/blackgui/views/aircraftmodelview.cpp b/src/blackgui/views/aircraftmodelview.cpp
index 9ad5d217d..aaae73b69 100644
--- a/src/blackgui/views/aircraftmodelview.cpp
+++ b/src/blackgui/views/aircraftmodelview.cpp
@@ -68,18 +68,10 @@ namespace BlackGui
             this->setSortIndicator();
             switch (mode)
             {
-            case CAircraftModelListModel::StashModel:
-                m_menus = MenuDefaultNoClear;
-                break;
-            case CAircraftModelListModel::Database:
-                m_menus = MenuDefaultDbViews;
-                break;
-            case CAircraftModelListModel::VPilotRuleModel:
-                m_menus = MenuDefaultNoClear | MenuStashing;
-                break;
-            case CAircraftModelListModel::OwnAircraftModelMappingTool:
-                m_menus = MenuDefaultNoClear | MenuStashing | MenuLoadAndSave;
-                break;
+            case CAircraftModelListModel::StashModel: m_menus = MenuDefaultNoClear; break;
+            case CAircraftModelListModel::Database: m_menus = MenuDefaultDbViews; break;
+            case CAircraftModelListModel::VPilotRuleModel: m_menus = MenuDefaultNoClear | MenuStashing; break;
+            case CAircraftModelListModel::OwnAircraftModelMappingTool: m_menus = MenuDefaultNoClear | MenuStashing | MenuLoadAndSave; break;
             case CAircraftModelListModel::OwnAircraftModelClient:
             default:
                 m_menus = MenuDefaultNoClear | MenuBackend;
diff --git a/src/blackgui/views/serverview.cpp b/src/blackgui/views/serverview.cpp
index 9b6370a81..3b11cce27 100644
--- a/src/blackgui/views/serverview.cpp
+++ b/src/blackgui/views/serverview.cpp
@@ -7,8 +7,7 @@
  * contained in the LICENSE file.
  */
 
-#include "blackgui/models/serverlistmodel.h"
-#include "blackgui/views/serverview.h"
+#include "serverview.h"
 
 using namespace BlackMisc;
 using namespace BlackGui::Models;
diff --git a/src/blackgui/views/serverview.h b/src/blackgui/views/serverview.h
index 051f1a410..35db21bd8 100644
--- a/src/blackgui/views/serverview.h
+++ b/src/blackgui/views/serverview.h
@@ -13,13 +13,11 @@
 #define BLACKGUI_VIEWS_SERVERVIEW_H
 
 #include "blackgui/blackguiexport.h"
-#include "blackgui/models/serverlistmodel.h"
 #include "blackgui/views/viewbase.h"
-#include "blackmisc/network/serverlist.h"
+#include "blackgui/models/serverlistmodel.h"
 
 class QWidget;
 
-namespace BlackMisc { namespace Network { class CServer; } }
 namespace BlackGui
 {
     namespace Views
diff --git a/src/blackgui/views/viewbase.cpp b/src/blackgui/views/viewbase.cpp
index 90b71aa6b..0fcb02c40 100644
--- a/src/blackgui/views/viewbase.cpp
+++ b/src/blackgui/views/viewbase.cpp
@@ -104,7 +104,7 @@ namespace BlackGui
             saveJson->setContext(Qt::WidgetShortcut);
 
             QShortcut *deleteRow = new QShortcut(CShortcut::keyDelete(), this);
-            connect(deleteRow, &QShortcut::activated, this, &CViewBaseNonTemplate::ps_removeSelectedRows);
+            connect(deleteRow, &QShortcut::activated, this, &CViewBaseNonTemplate::removeSelectedRowsChecked);
             deleteRow->setObjectName("Remove selected rows for " + this->objectName());
             deleteRow->setContext(Qt::WidgetShortcut);
 
@@ -258,7 +258,7 @@ namespace BlackGui
                     a->setChecked(this->displayAutomatically());
                     break;
                 }
-            case MenuRemoveSelectedRows: { ma.addAction(CIcons::delete16(), "Remove selected rows", CMenuAction::pathViewAddRemove(), { this, &CViewBaseNonTemplate::ps_removeSelectedRows }, CShortcut::keyDelete()); break; }
+            case MenuRemoveSelectedRows: { ma.addAction(CIcons::delete16(), "Remove selected rows", CMenuAction::pathViewAddRemove(), { this, &CViewBaseNonTemplate::removeSelectedRowsChecked }, CShortcut::keyDelete()); break; }
             case MenuClear: { ma.addAction(CIcons::delete16(), "Clear", CMenuAction::pathViewAddRemove(), { this, &CViewBaseNonTemplate::clear }); break; }
             case MenuFilter:
                 {
@@ -827,7 +827,7 @@ namespace BlackGui
             }
         }
 
-        void CViewBaseNonTemplate::ps_removeSelectedRows()
+        void CViewBaseNonTemplate::removeSelectedRowsChecked()
         {
             if (!m_enableDeleteSelectedRows) { return; }
             this->removeSelectedRows();
diff --git a/src/blackgui/views/viewbase.h b/src/blackgui/views/viewbase.h
index d9383ef7c..35bfc2824 100644
--- a/src/blackgui/views/viewbase.h
+++ b/src/blackgui/views/viewbase.h
@@ -540,8 +540,8 @@ namespace BlackGui
             void setSingleSelection();
             //! @}
 
-            //! Remove selected rows
-            void ps_removeSelectedRows();
+            //! Remove selected rows if enabled
+            void removeSelectedRowsChecked();
 
             //! Toggle auto display flag
             void toggleAutoDisplay();
diff --git a/src/blackmisc/directoryutils.cpp b/src/blackmisc/directoryutils.cpp
index 87f732cec..b371b3fce 100644
--- a/src/blackmisc/directoryutils.cpp
+++ b/src/blackmisc/directoryutils.cpp
@@ -11,6 +11,7 @@
 
 #include "directoryutils.h"
 #include "fileutils.h"
+#include "stringutils.h"
 #include "range.h"
 #include "blackconfig/buildconfig.h"
 #include <QCoreApplication>
@@ -119,7 +120,7 @@ namespace BlackMisc
         static const QFileInfoList fileInfoList([]
         {
             const QDir swiftAppData(CDirectoryUtils::applicationDataDirectory()); // contains 1..n subdirs
-            if (!swiftAppData.isReadable()) return QFileInfoList();
+            if (!swiftAppData.isReadable()) { return QFileInfoList(); }
             return swiftAppData.entryInfoList({}, QDir::Dirs | QDir::NoDotAndDotDot, QDir::Time);
         }());
         return fileInfoList;
@@ -143,29 +144,42 @@ namespace BlackMisc
         return dirs;
     }
 
-    QMap<QString, CApplicationInfo> CDirectoryUtils::applicationDataDirectoryMap(bool withoutCurrent)
+    const QMap<QString, CApplicationInfo> &CDirectoryUtils::applicationDataDirectoryMapWithoutCurrentVersion()
     {
-        static const CApplicationInfo nullInfo;
-        QMap<QString, CApplicationInfo> dirs;
-
-        for (const QFileInfo &info : CDirectoryUtils::applicationDataDirectories())
+        static const QMap<QString, CApplicationInfo> dirs = [ = ]
         {
-            if (withoutCurrent && info.filePath().contains(normalizedApplicationDirectory(), Qt::CaseInsensitive)) continue;
-            const QString appInfoFile = CFileUtils::appendFilePaths(info.filePath(), CApplicationInfo::fileName());
-            const QString appInfoJson = CFileUtils::readFileToString(appInfoFile);
-            if (appInfoJson.isEmpty())
+            QMap<QString, CApplicationInfo> directories;
+            for (const QFileInfo &info : CDirectoryUtils::applicationDataDirectories())
             {
-                dirs.insert(info.filePath(), nullInfo);
+                if (caseInsensitiveStringCompare(info.filePath(), CDirectoryUtils::normalizedApplicationDataDirectory())) { continue; }
+
+                // the application info will be written by each swift application started
+                // so the application type will always contain that application
+                const QString appInfoFile = CFileUtils::appendFilePaths(info.filePath(), CApplicationInfo::fileName());
+                const QString appInfoJson = CFileUtils::readFileToString(appInfoFile);
+                CApplicationInfo appInfo;
+                if (appInfoJson.isEmpty())
+                {
+                    const QString exeDir = CDirectoryUtils::decodeNormalizedDirectory(info.filePath());
+                    appInfo.setExecutablePath(exeDir);
+                }
+                else
+                {
+                    appInfo = CApplicationInfo::fromJson(appInfoJson);
+                }
+                appInfo.setApplicationDataDirectory(info.filePath());
+                directories.insert(info.filePath(), appInfo);
             }
-            else
-            {
-                const CApplicationInfo appInfo = CApplicationInfo::fromJson(appInfoJson);
-                dirs.insert(info.filePath(), appInfo);
-            }
-        }
+            return directories;
+        }();
         return dirs;
     }
 
+    bool CDirectoryUtils::hasOtherSwiftDataDirectories()
+    {
+        return CDirectoryUtils::applicationDataDirectoryMapWithoutCurrentVersion().size() > 0;
+    }
+
     const QString &CDirectoryUtils::normalizedApplicationDataDirectory()
     {
         static const QString p = CFileUtils::appendFilePaths(applicationDataDirectory(), normalizedApplicationDirectory());
diff --git a/src/blackmisc/directoryutils.h b/src/blackmisc/directoryutils.h
index 469a39ef5..fb3e4ed3a 100644
--- a/src/blackmisc/directoryutils.h
+++ b/src/blackmisc/directoryutils.h
@@ -46,6 +46,7 @@ namespace BlackMisc
         static QString executableFilePath(const QString &executable);
 
         //! swift application data directory, contains 0..n swift installation directories
+        //! \remark use CDirectoryUtils::normalizedApplicationDataDirectory for one specific version
         static const QString &applicationDataDirectory();
 
         //! swift application data sub directories
@@ -58,13 +59,17 @@ namespace BlackMisc
         static QStringList applicationDataDirectoryList(bool withoutCurrent = false, bool decodedDirName = false);
 
         //! swift application data sub directories with info if available
-        static QMap<QString, CApplicationInfo> applicationDataDirectoryMap(bool withoutCurrent = false);
+        static const QMap<QString, CApplicationInfo> &applicationDataDirectoryMapWithoutCurrentVersion();
+
+        //! Other swift data directories
+        static bool hasOtherSwiftDataDirectories();
 
         //! Is MacOS application bundle?
         //! \remark: Means the currently running executable is a MacOS bundle, but not all our executables are bundles on MacOS
         static bool isMacOSAppBundle();
 
         //! swift application data directory for one specific installation (a version)
+        //! \remark use CDirectoryUtils::applicationDataDirectory for one all swift versions
         static const QString &normalizedApplicationDataDirectory();
 
         //! Where resource files (static DB files, ...) etc are located
diff --git a/src/blackmisc/stringutils.cpp b/src/blackmisc/stringutils.cpp
index 8e4d47494..1ceb76bfa 100644
--- a/src/blackmisc/stringutils.cpp
+++ b/src/blackmisc/stringutils.cpp
@@ -339,6 +339,6 @@ namespace BlackMisc
         if (in.isEmpty()) { return ignoreEmpty ? e : ea; }
         return QStringLiteral("\"") % in % QStringLiteral("\"");
     }
-}
+} // ns
 
 //! \endcond
diff --git a/src/blackmisc/variant.cpp b/src/blackmisc/variant.cpp
index be6e38427..193c7c7bd 100644
--- a/src/blackmisc/variant.cpp
+++ b/src/blackmisc/variant.cpp
@@ -192,7 +192,8 @@ namespace BlackMisc
                 auto *meta = Private::getValueObjectMetaInfo(typeId);
                 if (meta)
                 {
-                    CJsonScope scope("value");
+                    CJsonScope scope("value"); // tracker
+                    Q_UNUSED(scope);
                     m_v = QVariant(typeId, nullptr);
 
                     // this will call convertFromJson if there is no MemoizedJson