I am receiving this error when I try and open QBI
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. —> System.ApplicationException: Connection type: “” not valid in application configuration file
at GZTW.Profile.AyaNovaConnectionSettings.GetConnectionData()
at CSLA.Security.BusinessIdentity.DataPortal_Fetch(Object Criteria)
— End of inner exception stack trace —
at System.RuntimeMethodHandle._InvokeMethodFast(Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner)
at System.RuntimeMethodHandle.InvokeMethodFast(Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at CSLA.Server.DataPortal.CallMethod(Object obj, String method, Object[] params)
at CSLA.Server.DataPortal.Fetch(Object Criteria, DataPortalContext context)
at CSLA.DataPortal.Fetch(Object Criteria)
at CSLA.Security.BusinessIdentity.LoadIdentity(String UserName, String Password)
at CSLA.Security.BusinessPrincipal…ctor(String Username, String Password)
at CSLA.Security.BusinessPrincipal.Login(String Username, String Password)
at GZTW.AyaNova.BLL.AyaBizUtils.CheckDataAvailable()
at GZTW.AyaNova.BLL.AyaBizUtils.Initialize()
at AyaNovaQBI.MainForm.(Object , EventArgs )
at System.EventHandler.Invoke(Object sender, EventArgs e)
at System.Windows.Forms.Form.OnLoad(EventArgs e)
at System.Windows.Forms.Form.OnCreateControl()
at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
at System.Windows.Forms.Control.CreateControl()
at System.Windows.Forms.Control.WmShowWindow(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
at System.Windows.Forms.ContainerControl.WndProc(Message& m)
at System.Windows.Forms.Form.WmShowWindow(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativewindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativewindow.WndProc(Message& m)
at System.Windows.Forms.Nativewindow.Callback(IntPtr hWnd, Int32 msg, IntPtr