diff --git a/CSharp/Libraries/UniversalEditor.Core/Accessors/FileAccessor.cs b/CSharp/Libraries/UniversalEditor.Core/Accessors/FileAccessor.cs
index b5b013d2..515019e3 100644
--- a/CSharp/Libraries/UniversalEditor.Core/Accessors/FileAccessor.cs
+++ b/CSharp/Libraries/UniversalEditor.Core/Accessors/FileAccessor.cs
@@ -71,7 +71,7 @@ namespace UniversalEditor.Accessors
 
         private string mvarFileName = String.Empty;
 
-        public FileAccessor(string FileName, bool AllowWrite = false, bool ForceOverwrite = false, bool AutoOpen = true)
+        public FileAccessor(string FileName, bool AllowWrite = false, bool ForceOverwrite = false, bool AutoOpen = false)
         {
             mvarFileName = FileName;
             mvarAllowWrite = AllowWrite;
diff --git a/CSharp/Libraries/UniversalEditor.Core/Document.cs b/CSharp/Libraries/UniversalEditor.Core/Document.cs
index 796f980c..54222ccb 100644
--- a/CSharp/Libraries/UniversalEditor.Core/Document.cs
+++ b/CSharp/Libraries/UniversalEditor.Core/Document.cs
@@ -84,7 +84,7 @@ namespace UniversalEditor
 			mvarOutputAccessor = outputAccessor;
         }
 
-		public static Document Load(ObjectModel objectModel, DataFormat dataFormat, Accessor accessor, bool autoClose = false)
+		public static Document Load(ObjectModel objectModel, DataFormat dataFormat, Accessor accessor, bool autoClose = true)
 		{
 			Document document = new Document(objectModel, dataFormat, accessor);
             objectModel.Accessor = document.InputAccessor;
@@ -93,7 +93,7 @@ namespace UniversalEditor
 			if (autoClose) document.InputAccessor.Close();
 			return document;
 		}
-		public static Document Save(ObjectModel objectModel, DataFormat dataFormat, Accessor accessor, bool autoClose = false)
+		public static Document Save(ObjectModel objectModel, DataFormat dataFormat, Accessor accessor, bool autoClose = true)
 		{
             Document document = new Document(objectModel, dataFormat, accessor);
             objectModel.Accessor = document.OutputAccessor;