PRR Release 10

[javiator]

Crashes during assigning routes to airliners. Happened numerous time when I tried to create a complex schedule. Thank you

1980 start, CX, 10-50 opponents, full map

08-12-2017: 20:18 System.InvalidCastException: Objektet kan ikke ændres fra DBNull til andre typer.
   ved System.DBNull.System.IConvertible.ToInt64(IFormatProvider provider)
   ved System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider)
   ved TheAirlineProjectV2.Infrastructure.Model.TypeConverters.UnitConverter.ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, Object value) i C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2.Infrastructure\Model\TypeConverters\UnitConverter.cs:linje 28
   ved SQLiter.SQLiter.getObjectValue(Object type, Type otype) i C:\Users\Christian\Documents\Visual Studio 2017\Projects\SQLiter\SQLiter\SQLiter.cs:linje 376
   ved SQLiter.SQLiter.getObjectValue(Object type, PropertyInfo property) i C:\Users\Christian\Documents\Visual Studio 2017\Projects\SQLiter\SQLiter\SQLiter.cs:linje 334
   ved SQLiter.SQLiter.GetElement[T](SQLiteDataReader reader) i C:\Users\Christian\Documents\Visual Studio 2017\Projects\SQLiter\SQLiter\SQLiter.cs:linje 261
   ved SQLiter.SQLiter.GetTable[T]() i C:\Users\Christian\Documents\Visual Studio 2017\Projects\SQLiter\SQLiter\SQLiter.cs:linje 286
   ved TheAirlineProjectV2.Infrastructure.Model.GeneralModel.Setup.SetupGame() i C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2.Infrastructure\Model\GeneralModel\Setup.cs:linje 65
   ved TheAirlineProjectV2.Bootstrapper.InitializeShell() i C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2\Bootstrapper.cs:linje 38
   ved Prism.Unity.UnityBootstrapper.Run(Boolean runWithDefaultConfiguration)
   ved TheAirlineProjectV2.App.OnStartup(StartupEventArgs e) i C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2\App.xaml.cs:linje 24
   ved System.Windows.Application.<.ctor>b__1_0(Object unused)
   ved System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   ved System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   ved System.Windows.Threading.DispatcherOperation.InvokeImpl()
   ved System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   ved System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   ved System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   ved MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext executionContext, ContextCallback callback, Object state)
   ved System.Windows.Threading.DispatcherOperation.Invoke()
   ved System.Windows.Threading.Dispatcher.ProcessQueue()
   ved System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   ved MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   ved MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   ved System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   ved System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   ved System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   ved MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   ved MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
   ved System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   ved System.Windows.Application.RunDispatcher(Object ignore)
   ved System.Windows.Application.RunInternal(Window window)
   ved TheAirlineProjectV2.App.Main()
12/15/2017: 10:03 AM System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary.
   at System.ThrowHelper.ThrowKeyNotFoundException()
   at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
   at TheAirlineProjectV2.Modules.Routes.ViewModels.RoutesAirlinersViewModel.hasFreeSlots(TimeSpan startTime, TimeSpan endTime, Airport airport1, Airport airport2) in C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2.Modules.Routes\ViewModels\RoutesAirlinersViewModel.cs:line 486
   at TheAirlineProjectV2.Modules.Routes.ViewModels.RoutesAirlinersViewModel.AddEntriesClicked() in C:\Users\Christian\Documents\Visual Studio 2017\Projects\TheAirlineProjectV2\TheAirlineProjectV2.Modules.Routes\ViewModels\RoutesAirlinersViewModel.cs:line 211
   at Prism.Commands.DelegateCommandBase.<>c__DisplayClass6_0.<.ctor>b__0(Object arg)
   at Prism.Commands.DelegateCommandBase.<Execute>d__15.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Prism.Commands.DelegateCommandBase.<System-Windows-Input-ICommand-Execute>d__13.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   at System.Windows.Threading.DispatcherOperation.InvokeImpl()
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Windows.Threading.DispatcherOperation.Invoke()
   at System.Windows.Threading.Dispatcher.ProcessQueue()
   at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
   at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   at System.Windows.Application.RunDispatcher(Object ignore)
   at System.Windows.Application.RunInternal(Window window)
   at TheAirlineProjectV2.App.Main()