System.NotSupportedException: Uri not allowed. at Mendix.Modeler.Integration.XmlSchemaSetExtensions.AddIgnoreDtd(XmlSchemaSet schemaSet, String targetNamespace, Uri schemaUri, XmlResolver resolver, IUriValidator uriValidator) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Integration\MappingSources\XmlSchemas\XmlSchemaSetExtensions.cs:line 22 at Mendix.Modeler.Integration.SchemaImporter.ImportSchemas(Uri uri, XmlResolver resolver, IUriValidator uriValidator) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Integration\MappingSources\XmlSchemas\SchemaImporter.cs:line 56 at Mendix.Modeler.Integration.View.XmlSchemaEditor.ImportXsdFile(Uri uri, IDialogs dialogs, IUriValidator uriValidator) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Integration.View\MappingSources\XmlSchemas\XmlSchemaEditor.cs:line 161 at Mendix.Modeler.Integration.View.XmlSchemaEditor.ImportXsdFile(String fileName, IDialogs dialogs, IUriValidator uriValidator) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Integration.View\MappingSources\XmlSchemas\XmlSchemaEditor.cs:line 153 at Mendix.Modeler.Integration.View.XmlSchemaEditor.SelectXsd(String selectedFileName) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Integration.View\MappingSources\XmlSchemas\XmlSchemaEditor.cs:line 142 at Mendix.Modeler.UIFramework.Selector`1.OnSelectButtonClick(Object sender, EventArgs e) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.UIFramework\Specs\ControlSpecs\EditControllers\SelectorControllers\Selector.cs:line 165 at Eto.Forms.Button.OnClick(EventArgs e) at Eto.Forms.Button.Callback.OnClick(Button widget, EventArgs e) at Eto.Wpf.Forms.Controls.ButtonHandler`3.<Initialize>b__14_0(Object sender, RoutedEventArgs e) at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args) at System.Windows.Controls.Primitives.ButtonBase.OnClick() at System.Windows.Controls.Button.OnClick() at System.Windows.Controls.Primitives.ButtonBase.OnMouseLeftButtonUp(MouseButtonEventArgs e) at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target) at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) at System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent) at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target) at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args) at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args) at System.Windows.Input.InputManager.ProcessStagingArea() at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport) at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel) at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled) at System.Windows.Interop.HwndSource.InputFilterMessage(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) I want import an XSD file to my XML Schema, but I get an error. Does anyone know how to solve it?