diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlObjectServiceProvider.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlObjectServiceProvider.cs
index 76fb65d3a4..e262624152 100644
--- a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlObjectServiceProvider.cs
+++ b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlObjectServiceProvider.cs
@@ -18,7 +18,9 @@
 
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 using System.Windows.Markup;
 using System.Xaml;
@@ -29,7 +31,7 @@ namespace ICSharpCode.WpfDesign.XamlDom
 	/// A service provider that provides the IProvideValueTarget and IXamlTypeResolver services.
 	/// No other services (e.g. from the document's service provider) are offered.
 	/// </summary>
-	public class XamlObjectServiceProvider : IServiceProvider, IXamlNameResolver, IProvideValueTarget, IXamlSchemaContextProvider, IAmbientProvider
+	public class XamlObjectServiceProvider : IServiceProvider, IXamlNameResolver, IProvideValueTarget, IXamlSchemaContextProvider, IAmbientProvider, IUriContext
 	{
 		/// <summary>
 		/// Creates a new XamlObjectServiceProvider instance.
@@ -75,6 +77,10 @@ namespace ICSharpCode.WpfDesign.XamlDom
 			{
 				return this;
 			}
+			if (serviceType == typeof(IUriContext))
+			{
+				return this;
+			}
 			
 			return null;
 		}
@@ -119,6 +125,19 @@ namespace ICSharpCode.WpfDesign.XamlDom
 
 		#endregion
 
+		#region IUriContext implementation
+		
+		public virtual Uri BaseUri {
+			get {
+				return new Uri("pack://application:,,,/");
+			}
+			set {
+				
+			}
+		}
+		
+		#endregion
+
 		#region IXamlSchemaContextProvider Members
 
 		private XamlSchemaContext iCsharpXamlSchemaContext;
diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlProperty.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlProperty.cs
index b4be953816..6bb71f3e5d 100644
--- a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlProperty.cs
+++ b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.XamlDom/Project/XamlProperty.cs
@@ -243,8 +243,8 @@ namespace ICSharpCode.WpfDesign.XamlDom
 							((FrameworkElement)this.ParentObject.Instance).Height = (double)ValueOnInstance;
 					}
 				}
-				catch {
-					Debug.WriteLine("UpdateValueOnInstance() failed");
+				catch (Exception ex) {
+					Debug.WriteLine("UpdateValueOnInstance() failed - Exception:" + ex.Message);
 				}
 			}
 		}