Added browser cef loading error support.

Implemented better module loading error handling in general.

11 files changed, 209 insertions, 107 deletions

diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/BrowserModule.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/BrowserModule.cs
index cd8372277..dc7b294d5 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/BrowserModule.cs
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/BrowserModule.cs
@@ -10,6 +10,8 @@ using Tango.PPC.Browser.Views;
 using Tango.SharedUI.Helpers;
 using Tango.Core.DI;
 using Tango.PPC.Common.Application;
+using System.IO;
+using Tango.Core.Helpers;
 
 namespace Tango.PPC.Browser
 {
@@ -68,7 +70,7 @@ namespace Tango.PPC.Browser
         {
             get
             {
-                return typeof(BrowserView);
+                return IsCefAvailable() ? typeof(BrowserView) : typeof(ErrorView);
             }
         }
 
@@ -83,6 +85,11 @@ namespace Tango.PPC.Browser
             }
         }
 
+        private bool IsCefAvailable()
+        {
+            return File.Exists(Path.Combine(AssemblyHelper.GetCurrentAssemblyFolder(), "x86", "CefSharp.Core.dll"));
+        }
+
         /// <summary>
         /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
         /// </summary>
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Tango.PPC.Browser.csproj b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Tango.PPC.Browser.csproj
index 58d525c32..b742d4d75 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Tango.PPC.Browser.csproj
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Tango.PPC.Browser.csproj
@@ -80,6 +80,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="Views\ErrorView.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\..\..\Versioning\GlobalVersionInfo.cs">
@@ -110,6 +114,9 @@
     <Compile Include="Views\BrowserView.xaml.cs">
       <DependentUpon>BrowserView.xaml</DependentUpon>
     </Compile>
+    <Compile Include="Views\ErrorView.xaml.cs">
+      <DependentUpon>ErrorView.xaml</DependentUpon>
+    </Compile>
     <EmbeddedResource Include="Properties\Resources.resx">
       <Generator>ResXFileCodeGenerator</Generator>
       <LastGenOutput>Resources.Designer.cs</LastGenOutput>
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/ViewModels/BrowserViewVM.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/ViewModels/BrowserViewVM.cs
index 9f66bb6a6..9650aa342 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/ViewModels/BrowserViewVM.cs
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/ViewModels/BrowserViewVM.cs
@@ -1,6 +1,4 @@
-using CefSharp;
-using CefSharp.Wpf;
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -42,23 +40,6 @@ namespace Tango.PPC.Browser.ViewModels
         {
             DisplayAddressBar = true;
 
-            if (!DesignMode)
-            {
-                try
-                {
-                    var settings = new CefSettings();
-                    settings.BrowserSubprocessPath = @"x86\CefSharp.BrowserSubprocess.exe";
-                    settings.UserAgent = "Mozilla/5.0 (iPad; CPU OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148";
-
-                    Cef.Initialize(settings, performDependencyCheck: false, browserProcessHandler: null);
-                }
-                catch (Exception ex)
-                {
-                    //Log Here Not Throw!
-                    throw;
-                }
-            }
-
             GoCommand = new RelayCommand(Go);
         }
 
@@ -76,6 +57,7 @@ namespace Tango.PPC.Browser.ViewModels
         public override void OnNavigatedTo()
         {
             base.OnNavigatedTo();
+
             KeyboardView.Default.OutputMode = KeyboardOutputMode.Windows;
 
             if (!_isFromObject)
@@ -92,9 +74,9 @@ namespace Tango.PPC.Browser.ViewModels
             KeyboardView.Default.OutputMode = KeyboardOutputMode.Wpf;
         }
 
-        public override Task<bool> OnNavigateBackRequest()
+        public override Task<bool> OnNavigateBackRequest() 
         {
-            if (View.CanGoBack())
+            if (View != null && View.CanGoBack())
             {
                 View.GoBack();
                 return Task.FromResult(false);
@@ -115,7 +97,10 @@ namespace Tango.PPC.Browser.ViewModels
 
         private void Go()
         {
-            View.NavigateTo(Address);
+            if (View != null)
+            {
+                View.NavigateTo(Address);
+            }
         }
 
         public void OnNavigatedToWithObject(BrowserNavigationRequest obj)
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/BrowserView.xaml.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/BrowserView.xaml.cs
index e3f4c29e3..cdba301ed 100644
--- a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/BrowserView.xaml.cs
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/BrowserView.xaml.cs
@@ -19,6 +19,7 @@ using CefSharp;
 using CefSharp.Wpf;
 using Tango.Core.DI;
 using Tango.Core.Helpers;
+using Tango.Logging;
 using Tango.PPC.Browser.BoundsObjects;
 using Tango.PPC.Browser.ViewContracts;
 using Tango.PPC.Common.Helpers;
@@ -35,6 +36,19 @@ namespace Tango.PPC.Browser.Views
 
         public BrowserView()
         {
+            try
+            {
+                var settings = new CefSettings();
+                settings.BrowserSubprocessPath = @"x86\CefSharp.BrowserSubprocess.exe";
+                settings.UserAgent = "Mozilla/5.0 (iPad; CPU OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148";
+
+                Cef.Initialize(settings, performDependencyCheck: false, browserProcessHandler: null);
+            }
+            catch (Exception ex)
+            {
+                LogManager.Default.Log(ex, "Error loading cef.");
+            }
+
             InitializeComponent();
 
             TangoIOC.Default.Register<IBrowserView>(this);
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml
new file mode 100644
index 000000000..25e3381ba
--- /dev/null
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml
@@ -0,0 +1,23 @@
+<UserControl x:Class="Tango.PPC.Browser.Views.ErrorView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:vm="clr-namespace:Tango.PPC.Browser.ViewModels"
+             xmlns:global="clr-namespace:Tango.PPC.Browser"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:touch="clr-namespace:Tango.Touch.Controls;assembly=Tango.Touch"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:Tango.PPC.Browser.Views"
+             mc:Ignorable="d" 
+             d:DesignHeight="1280" d:DesignWidth="800" d:DataContext="{d:DesignInstance Type=vm:BrowserViewVM, IsDesignTimeCreatable=False}" DataContext="{x:Static global:ViewModelLocator.BrowserViewVM}" Background="{StaticResource TangoPrimaryBackgroundBrush}">
+    <Grid>
+        <Grid Background="White" IsHitTestVisible="False">
+            <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
+                <touch:TouchIcon Icon="Alert" Foreground="{StaticResource TangoGrayTextBrush}" Width="100" Height="100" />
+                <TextBlock HorizontalAlignment="Center" Foreground="{StaticResource TangoGrayTextBrush}" FontSize="40" Margin="0 20 0 0">Browser Not Loaded</TextBlock>
+                <TextBlock Margin="0 10 0 0" Foreground="{StaticResource TangoGrayTextBrush}" HorizontalAlignment="Center" Width="600" TextAlignment="Center" TextWrapping="Wrap">
+                    The browser module was not loaded properly or has caused some error.
+                </TextBlock>
+            </StackPanel>
+        </Grid>
+    </Grid>
+</UserControl>
diff --git a/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml.cs b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml.cs
new file mode 100644
index 000000000..0d59b80f0
--- /dev/null
+++ b/Software/Visual_Studio/PPC/Modules/Tango.PPC.Browser/Views/ErrorView.xaml.cs
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using Tango.PPC.Browser.ViewContracts;
+
+namespace Tango.PPC.Browser.Views
+{
+    /// <summary>
+    /// Interaction logic for ErrorView.xaml
+    /// </summary>
+    public partial class ErrorView : UserControl
+    {
+        public ErrorView()
+        {
+            InitializeComponent();
+        }
+    }
+}
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/Modules/DefaultStudioModuleLoader.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/Modules/DefaultStudioModuleLoader.cs
index feb7e371f..375b648d0 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/Modules/DefaultStudioModuleLoader.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/Modules/DefaultStudioModuleLoader.cs
@@ -103,7 +103,7 @@ namespace Tango.PPC.UI.Modules
 
                         if (moduleAssembly != null)
                         {
-                            foreach (var moduleType in moduleAssembly.GetTypes().Where(x => !x.IsInterface && typeof(IPPCModule).IsAssignableFrom(x) && !x.IsAbstract))
+                            foreach (var moduleType in moduleAssembly.GetLoadableTypes().Where(x => !x.IsInterface && typeof(IPPCModule).IsAssignableFrom(x) && !x.IsAbstract))
                             {
                                 if (!AllModules.ToList().Exists(x => x.GetType() == moduleType))
                                 {
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/Navigation/DefaultNavigationManager.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/Navigation/DefaultNavigationManager.cs
index 2a825cc19..3502648d4 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/Navigation/DefaultNavigationManager.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/Navigation/DefaultNavigationManager.cs
@@ -12,6 +12,7 @@ using Tango.Core.Commands;
 using Tango.PPC.Common;
 using Tango.PPC.Common.Modules;
 using Tango.PPC.Common.Navigation;
+using Tango.PPC.Common.Notifications;
 using Tango.PPC.Common.Threading;
 using Tango.PPC.UI.Views;
 using Tango.SharedUI.Controls;
@@ -36,6 +37,7 @@ namespace Tango.PPC.UI.Navigation
         private List<AwaitingVMResult> _awaitingVMResults;
         private IDispatcherProvider _dispatcherProvider;
         private IPPCModuleLoader _moduleLoader;
+        private INotificationProvider _notificationProvider;
         private Object _currentVM;
         private String _lastFullPath;
         private bool _preventHistory;
@@ -75,12 +77,13 @@ namespace Tango.PPC.UI.Navigation
         /// Initializes a new instance of the <see cref="DefaultNavigationManager"/> class.
         /// </summary>
         /// <param name="moduleLoader">The module loader.</param>
-        public DefaultNavigationManager(IPPCModuleLoader moduleLoader, IDispatcherProvider dispatcherProvider)
+        public DefaultNavigationManager(IPPCModuleLoader moduleLoader, IDispatcherProvider dispatcherProvider, INotificationProvider notificationProvider)
         {
             IsBackEnabled = true;
             _awaitingVMResults = new List<AwaitingVMResult>();
             _navigationHistory = new Stack<String>();
             _moduleLoader = moduleLoader;
+            _notificationProvider = notificationProvider;
 
             NavigateToCommand = new RelayCommand<string>(async (x) => await NavigateTo(x));
             NavigateBackCommand = new RelayCommand(async () => await NavigateBack());
@@ -197,105 +200,127 @@ namespace Tango.PPC.UI.Navigation
         /// <param name="fullPath">The full path.</param>
         public async Task<bool> NavigateTo(String fullPath, bool pushToHistory = true, Action<PPCViewModel, PPCViewModel> onNavigating = null, Action<PPCViewModel, PPCViewModel> onNavigated = null)
         {
-            String[] path = fullPath.Split('.');
-            var module = _moduleLoader.UserModules.SingleOrDefault(x => x.GetType().Name == path[0] || x.Name == path[0]);
+            try
+            {
+                String[] path = fullPath.Split('.');
+                var module = _moduleLoader.UserModules.SingleOrDefault(x => x.GetType().Name == path[0] || x.Name == path[0]);
+
+                if (module == null)
+                {
+                    await _notificationProvider.ShowError("The specified module was not loaded.");
+                    return false;
+                }
 
-            if (path.Length == 1 && path[0] == CurrentModule.Name) return true;
+                if (path.Length == 1 && path[0] == CurrentModule.Name) return true;
 
-            LogManager.Log($"Navigating to: {fullPath}...");
+                LogManager.Log($"Navigating to: {fullPath}...");
 
-            var fromVM = _currentVM;
+                var fromVM = _currentVM;
 
-            if (_currentVM != null && _currentVM is INavigationBlocker)
-            {
-                if (_navigating_back)
+                if (_currentVM != null && _currentVM is INavigationBlocker)
                 {
-                    if (!await (_currentVM as INavigationBlocker).OnNavigateBackRequest())
+                    if (_navigating_back)
                     {
-                        return false;
+                        if (!await (_currentVM as INavigationBlocker).OnNavigateBackRequest())
+                        {
+                            return false;
+                        }
                     }
-                }
-                else
-                {
-                    if (!await (_currentVM as INavigationBlocker).OnNavigateOutRequest())
+                    else
                     {
-                        return false;
+                        if (!await (_currentVM as INavigationBlocker).OnNavigateOutRequest())
+                        {
+                            return false;
+                        }
                     }
                 }
-            }
 
 
 
-            if (pushToHistory && _lastFullPath != null && !_preventHistory)
-            {
-                _navigationHistory.Push(_lastFullPath);
-                RaisePropertyChanged(nameof(CanNavigateBack));
-            }
-
-            _lastFullPath = fullPath;
+                if (pushToHistory && _lastFullPath != null && !_preventHistory)
+                {
+                    _navigationHistory.Push(_lastFullPath);
+                    RaisePropertyChanged(nameof(CanNavigateBack));
+                }
 
-            MainView.Instance.NavigationControl.NavigateTo(NavigationView.LayoutView.ToString());
-            var navigationControl = LayoutView.Instance.NavigationControl;
-            CurrentModule = module;
-            var moduleView = navigationControl.NavigateTo(module.Name);
+                _lastFullPath = fullPath;
 
-            _currentVM = moduleView.DataContext;
+                MainView.Instance.NavigationControl.NavigateTo(NavigationView.LayoutView.ToString());
+                var navigationControl = LayoutView.Instance.NavigationControl;
+                CurrentModule = module;
+                var moduleView = navigationControl.NavigateTo(module.Name);
 
-            if (path.Length > 1)
-            {
-                var moduleNavigation = moduleView.FindChildOffline<NavigationControl>();
+                _currentVM = moduleView.DataContext;
 
-                if (moduleNavigation != null)
+                if (path.Length > 1)
                 {
-                    moduleNavigation.RegisterForLoadedOrNow(async (x, e) =>
-                    {
-                        var lastView = moduleNavigation.GetElement(path.Last());
-
-                        if (lastView != null)
-                        {
-                            onNavigating?.Invoke(fromVM as PPCViewModel, lastView.DataContext as PPCViewModel);
-                        }
+                    var moduleNavigation = moduleView.FindChildOffline<NavigationControl>();
 
-                        foreach (var view in path.Skip(1))
+                    if (moduleNavigation != null)
+                    {
+                        moduleNavigation.RegisterForLoadedOrNow(async (x, e) =>
                         {
-                            await Task.Delay(100);
+                            var lastView = moduleNavigation.GetElement(path.Last());
 
-                            FrameworkElement v = null;
+                            if (lastView != null)
+                            {
+                                onNavigating?.Invoke(fromVM as PPCViewModel, lastView.DataContext as PPCViewModel);
+                            }
 
-                            v = moduleNavigation.NavigateTo(view, () =>
+                            foreach (var view in path.Skip(1))
                             {
-                                if (v != null)
+                                await Task.Delay(100);
+
+                                FrameworkElement v = null;
+
+                                v = moduleNavigation.NavigateTo(view, () =>
                                 {
-                                    NotifyOnNavigated(fromVM, v.DataContext);
-                                    onNavigated?.Invoke(fromVM as PPCViewModel, v.DataContext as PPCViewModel);
-                                    NotifyAwaitingVMResults(fromVM as PPCViewModel, v.DataContext as PPCViewModel);
-                                }
-                            });
+                                    if (v != null)
+                                    {
+                                        NotifyOnNavigated(fromVM, v.DataContext);
+                                        onNavigated?.Invoke(fromVM as PPCViewModel, v.DataContext as PPCViewModel);
+                                        NotifyAwaitingVMResults(fromVM as PPCViewModel, v.DataContext as PPCViewModel);
+                                    }
+                                });
 
-                            NotifyOnBeforeNavigated(fromVM, v.DataContext);
+                                NotifyOnBeforeNavigated(fromVM, v.DataContext);
 
-                            if (v != null)
-                            {
-                                _currentVM = v.DataContext;
+                                if (v != null)
+                                {
+                                    _currentVM = v.DataContext;
 
-                                if (view != path.Last())
+                                    if (view != path.Last())
+                                    {
+                                        moduleNavigation = v.FindChildOffline<NavigationControl>();
+                                    }
+                                }
+                                else
                                 {
-                                    moduleNavigation = v.FindChildOffline<NavigationControl>();
+                                    throw LogManager.Log(new ArgumentNullException("Could not navigate to " + fullPath));
                                 }
                             }
-                            else
-                            {
-                                throw LogManager.Log(new ArgumentNullException("Could not navigate to " + fullPath));
-                            }
-                        }
-                    });
+                        });
+                    }
+                    else
+                    {
+                        onNavigating?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
+
+                        NotifyOnBeforeNavigated(fromVM, _currentVM);
+
+                        await Task.Delay(navigationControl.TransitionDuration.TimeSpan);
+
+                        NotifyOnNavigated(fromVM, _currentVM);
+
+                        onNavigated?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
+                        NotifyAwaitingVMResults(fromVM as PPCViewModel, _currentVM as PPCViewModel);
+                    }
                 }
                 else
                 {
-                    onNavigating?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
-
                     NotifyOnBeforeNavigated(fromVM, _currentVM);
 
+                    onNavigating?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
+
                     await Task.Delay(navigationControl.TransitionDuration.TimeSpan);
 
                     NotifyOnNavigated(fromVM, _currentVM);
@@ -303,22 +328,14 @@ namespace Tango.PPC.UI.Navigation
                     onNavigated?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
                     NotifyAwaitingVMResults(fromVM as PPCViewModel, _currentVM as PPCViewModel);
                 }
+
+                return true;
             }
-            else
+            catch (Exception ex)
             {
-                NotifyOnBeforeNavigated(fromVM, _currentVM);
-
-                onNavigating?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
-
-                await Task.Delay(navigationControl.TransitionDuration.TimeSpan);
-
-                NotifyOnNavigated(fromVM, _currentVM);
-
-                onNavigated?.Invoke(fromVM as PPCViewModel, _currentVM as PPCViewModel);
-                NotifyAwaitingVMResults(fromVM as PPCViewModel, _currentVM as PPCViewModel);
+                await _notificationProvider.ShowError($"Error navigating to '{fullPath}'.");
+                return false;
             }
-
-            return true;
         }
 
         /// <summary>
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/PPCApplication/DefaultPPCApplicationManager.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/PPCApplication/DefaultPPCApplicationManager.cs
index 8bb1c0fe3..206aa112b 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/PPCApplication/DefaultPPCApplicationManager.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/PPCApplication/DefaultPPCApplicationManager.cs
@@ -342,10 +342,17 @@ namespace Tango.PPC.UI.PPCApplication
                         {
                             if (!Views.LayoutView.Instance.NavigationControl.Elements.ToList().Exists(m => m.GetType() == module.MainViewType))
                             {
-                                LogManager.Log("Loading module view " + module.Name + "...");
-                                FrameworkElement view = Activator.CreateInstance(module.MainViewType) as FrameworkElement;
-                                SharedUI.Controls.NavigationControl.SetNavigationName(view, module.Name);
-                                Views.LayoutView.Instance.NavigationControl.Elements.Add(view);
+                                try
+                                {
+                                    LogManager.Log("Loading module view " + module.Name + "...");
+                                    FrameworkElement view = Activator.CreateInstance(module.MainViewType) as FrameworkElement;
+                                    SharedUI.Controls.NavigationControl.SetNavigationName(view, module.Name);
+                                    Views.LayoutView.Instance.NavigationControl.Elements.Add(view);
+                                }
+                                catch (Exception ex)
+                                {
+                                    LogManager.Log(ex, $"Error loading module view for module {module.Name}.");
+                                }
                             }
                         }
                     });
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/Tango.PPC.UI.csproj b/Software/Visual_Studio/PPC/Tango.PPC.UI/Tango.PPC.UI.csproj
index 27fbf49d8..4e4e760f9 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/Tango.PPC.UI.csproj
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/Tango.PPC.UI.csproj
@@ -468,6 +468,7 @@
     <ProjectReference Include="..\Modules\Tango.PPC.Browser\Tango.PPC.Browser.csproj">
       <Project>{f02eaa84-ad59-465b-99a2-4422c13bfb72}</Project>
       <Name>Tango.PPC.Browser</Name>
+      <Private>True</Private>
     </ProjectReference>
     <ProjectReference Include="..\Modules\Tango.PPC.BugReporting\Tango.PPC.BugReporting.csproj">
       <Project>{8146fa0a-0725-4a1a-82e6-696c58f33a2b}</Project>
diff --git a/Software/Visual_Studio/Tango.Core/ExtensionMethods/AssemblyExtensions.cs b/Software/Visual_Studio/Tango.Core/ExtensionMethods/AssemblyExtensions.cs
index f75e76d3a..bad90d47f 100644
--- a/Software/Visual_Studio/Tango.Core/ExtensionMethods/AssemblyExtensions.cs
+++ b/Software/Visual_Studio/Tango.Core/ExtensionMethods/AssemblyExtensions.cs
@@ -33,5 +33,17 @@ public static class AssemblyExtensions
                         .AddDays(version.Revision);
         }
     }
+
+    public static IEnumerable<Type> GetLoadableTypes(this Assembly assembly)
+    {
+        try
+        {
+            return assembly.GetTypes();
+        }
+        catch (ReflectionTypeLoadException e)
+        {
+            return e.Types.Where(t => t != null);
+        }
+    }
 }