Game doesn't launch

[ViennaMakers]

Good evening,
I tried changing my system language to English now, however that doesnt seem to change anything.

Here is the new log


Game time: 01.01.0001 00:00:00
Version: Version 2.14 Patch I (Alpha)
20.10.2019: 19:41 System.FormatException: Input string was not in a correct format.
at System.Number.ParseDouble(String value, NumberStyles options, NumberFormatInfo numfmt)
at System.String.System.IConvertible.ToDouble(IFormatProvider provider)
at System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider)
at TheAirlineProjectV2.Infrastructure.Model.TypeConverters.UnitConverter.ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, Object value) in D:\OneDrive\bureaublad\TAP\TAP Code\TheAirlineProjectV2.Infrastructure\Model\TypeConverters\UnitConverter.cs:line 29
at SQLiter.SQLiter.getObjectValue(Object type, Type otype)
at SQLiter.SQLiter.getObjectValue(Object type, PropertyInfo property)
at SQLiter.SQLiter.GetElement[T](SQLiteDataReader reader)
at SQLiter.SQLiter.GetTable[T]()
at TheAirlineProjectV2.Infrastructure.Model.GeneralModel.Setup.SetupGame() in D:\OneDrive\bureaublad\TAP\TAP Code\TheAirlineProjectV2.Infrastructure\Model\GeneralModel\Setup.cs:line 67
at TheAirlineProjectV2.Bootstrapper.InitializeShell() in D:\OneDrive\bureaublad\TAP\TAP Code\TheAirlineProjectV2\Bootstrapper.cs:line 40
at Prism.Unity.UnityBootstrapper.Run(Boolean runWithDefaultConfiguration)
at Prism.Bootstrapper.Run()
at TheAirlineProjectV2.App.OnStartup(StartupEventArgs e) in D:\OneDrive\bureaublad\TAP\TAP Code\TheAirlineProjectV2\App.xaml.cs:line 27
at System.Windows.Application.<.ctor>b__1_0(Object unused)
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.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
at MS.Internal.CulturePreservingExecutionContext.CallbackWrapper(Object obj)
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.Threading.Dispatcher.PushFrame(DispatcherFrame frame)
at System.Windows.Application.RunDispatcher(Object ignore)
at System.Windows.Application.RunInternal(Window window)
at System.Windows.Application.Run(Window window)
at System.Windows.Application.Run()
at TheAirlineProjectV2.App.Main()