Durch-absturz-meines-PC-kann-Wealth-Lab-nicht-öfnen

Durch absturz meines PC kann Wealth-Lab nicht mehr starten da komtmen die
Störmeldungen kann mir jemand Helfen

System.ArgumentOutOfRangeException: Length cannot be less than zero. (Parameter 'length')
at System.String.Substring(Int32 startIndex, Int32 length)
at ModelServer.CancelDefinition(Object , Int32 , Int32 , ModelServer )
at WealthLab.Core.Tokenizer..ctor(String source)
at WealthLab.Data.DataProviderFactory.LoadProviders()
at WealthLab.Data.DataSetFactory.Initialize()
at BaseIssuer.ViewFactory(BaseIssuer )
at WealthLab7.MainController..ctor()
at WealthLab7.MainController.CreateInstance()
at WealthLab7.App.OnStartup(StartupEventArgs e)
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)