[SOLVED] TC won't start, worked yesterday

[MajorDuker]

I found this solution in a closed thread "Remove any TC directory in %appdata%/AIGTech and try again" but I'm not sure where or what I am looking for. In my appdata roaming?

Application: AIGTech - Traffic Controller.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: System.Xml.XmlException
   at System.Xml.XmlTextReaderImpl.Throw(System.Exception)
   at System.Xml.XmlTextReaderImpl.ParseText(Int32 ByRef, Int32 ByRef, Int32 ByRef)
   at System.Xml.XmlTextReaderImpl.ParseText()
   at System.Xml.XmlTextReaderImpl.ParseElementContent()
   at System.Xml.XmlTextReaderImpl.Skip()
   at System.Configuration.XmlUtil.StrictSkipToNextElement(System.Configuration.ExceptionAction)
   at System.Configuration.BaseConfigurationRecord.ScanSectionsRecursive(System.Configuration.XmlUtil, System.String, Boolean, System.String, System.Configuration.OverrideModeSetting, Boolean)
   at System.Configuration.BaseConfigurationRecord.ScanSectionsRecursive(System.Configuration.XmlUtil, System.String, Boolean, System.String, System.Configuration.OverrideModeSetting, Boolean)
   at System.Configuration.BaseConfigurationRecord.ScanSections(System.Configuration.XmlUtil)
   at System.Configuration.BaseConfigurationRecord.InitConfigFromFile()

Exception Info: System.Configuration.ConfigurationErrorsException
   at System.Configuration.ConfigurationSchemaErrors.ThrowIfErrors(Boolean)
   at System.Configuration.BaseConfigurationRecord.ThrowIfParseErrors(System.Configuration.ConfigurationSchemaErrors)
   at System.Configuration.ClientConfigurationSystem.OnConfigRemoved(System.Object, System.Configuration.Internal.InternalConfigEventArgs)

Exception Info: System.Configuration.ConfigurationErrorsException
   at System.Configuration.ConfigurationManager.PrepareConfigSystem()
   at System.Configuration.ConfigurationManager.GetSection(System.String)
   at System.Configuration.PrivilegedConfigurationManager.GetSection(System.String)
   at System.Diagnostics.DiagnosticsConfiguration.GetConfigSection()
   at System.Diagnostics.DiagnosticsConfiguration.Initialize()
   at System.Diagnostics.DiagnosticsConfiguration.get_Sources()
   at System.Diagnostics.TraceSource.Initialize()
   at System.Net.Logging.InitializeLogging()
   at System.Net.Logging.get_On()
   at System.Net.ComNetOS..cctor()

Exception Info: System.TypeInitializationException
   at System.Net.ServicePointManager..cctor()

Exception Info: System.TypeInitializationException
   at System.Net.ServicePointManager.set_InternalConnectionLimit(Int32)
   at System.Net.ServicePointManager.set_DefaultConnectionLimit(Int32)
   at GMap.NET.GMaps..cctor()

Exception Info: System.TypeInitializationException
   at GMap.NET.GMaps.get_Instance()
   at GMap.NET.WindowsPresentation.GMapControl..cctor()

Exception Info: System.TypeInitializationException
   at GMap.NET.WindowsPresentation.GMapControl..ctor()

Exception Info: System.Windows.Markup.XamlParseException
   at System.Windows.Markup.XamlReader.RewrapException(System.Exception, System.Xaml.IXamlLineInfo, System.Uri)
   at System.Windows.Markup.WpfXamlLoader.Load(System.Xaml.XamlReader, System.Xaml.IXamlObjectWriterFactory, Boolean, System.Object, System.Xaml.XamlObjectWriterSettings, System.Uri)
   at System.Windows.Markup.WpfXamlLoader.LoadBaml(System.Xaml.XamlReader, Boolean, System.Object, System.Xaml.Permissions.XamlAccessLevel, System.Uri)
   at System.Windows.Markup.XamlReader.LoadBaml(System.IO.Stream, System.Windows.Markup.ParserContext, System.Object, Boolean)
   at AIGTech.TrafficController.View.MainWindow..ctor(System.String)
   at AIGTech.TrafficController.App.Application_Startup(System.Object, System.Windows.StartupEventArgs)
   at System.Windows.Application.OnStartup(System.Windows.StartupEventArgs)
   at System.Windows.Application.<.ctor>b__1_0(System.Object)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(System.Delegate, System.Object, Int32)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(System.Object, System.Delegate, System.Object, Int32, System.Delegate)
   at System.Windows.Threading.DispatcherOperation.InvokeImpl()
   at MS.Internal.CulturePreservingExecutionContext.CallbackWrapper(System.Object)
   at System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
   at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
   at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object)
   at MS.Internal.CulturePreservingExecutionContext.Run(MS.Internal.CulturePreservingExecutionContext, System.Threading.ContextCallback, System.Object)
   at System.Windows.Threading.DispatcherOperation.Invoke()
   at System.Windows.Threading.Dispatcher.ProcessQueue()
   at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr, Int32, IntPtr, IntPtr, Boolean ByRef)
   at MS.Win32.HwndWrapper.WndProc(IntPtr, Int32, IntPtr, IntPtr, Boolean ByRef)
   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(System.Object)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(System.Delegate, System.Object, Int32)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(System.Object, System.Delegate, System.Object, Int32, System.Delegate)
   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(System.Windows.Threading.DispatcherPriority, System.TimeSpan, System.Delegate, System.Object, Int32)
   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr, Int32, IntPtr, IntPtr)
   at MS.Win32.UnsafeNativeMethods.DispatchMessage(System.Windows.Interop.MSG ByRef)
   at System.Windows.Threading.Dispatcher.PushFrameImpl(System.Windows.Threading.DispatcherFrame)
   at System.Windows.Application.RunDispatcher(System.Object)
   at System.Windows.Application.RunInternal(System.Windows.Window)
   at AIGTech.TrafficController.App.Main()

[Kaiii3]

faulty config...

open %locaappdata%\AIGTecg
remove any AIGTC related directory
start TC
adjust the settings again and save
restart TC