diff --git a/Editor/Scripts/Editor/Nodes/Base/RangeProperty.cs b/Editor/Scripts/Editor/Nodes/Base/RangeProperty.cs
index 7e5711d..e93b4c5 100644
--- a/Editor/Scripts/Editor/Nodes/Base/RangeProperty.cs
+++ b/Editor/Scripts/Editor/Nodes/Base/RangeProperty.cs
@@ -1,5 +1,10 @@
 using System;
+#if UNITY_2022_OR_NEWER
 using UnityEngine.UIElements;
+#else
+using UnityEditor.UIElements;
+#endif
+
 
 namespace ImageProcessingGraph.Editor
 {
@@ -13,11 +18,12 @@ namespace ImageProcessingGraph.Editor
             
         }
     }
-
+    
     public class GreyscaleField : IntegerField
     {
         public (int, int) minMax = (0,255);
     }
     
     
+    
 }
\ No newline at end of file
diff --git a/Editor/Scripts/Editor/Nodes/Types/Image/Utilities/ViewNode/ViewImageNode.cs b/Editor/Scripts/Editor/Nodes/Types/Image/Utilities/ViewNode/ViewImageNode.cs
index 556fd08..a4bead3 100644
--- a/Editor/Scripts/Editor/Nodes/Types/Image/Utilities/ViewNode/ViewImageNode.cs
+++ b/Editor/Scripts/Editor/Nodes/Types/Image/Utilities/ViewNode/ViewImageNode.cs
@@ -6,7 +6,7 @@ using Unity.Burst;
 
 namespace ImageProcessingGraph.Editor.Nodes.Types.Image.Utilities.ViewNode
 {
-    [NodeInfo("View Texture", "Utility/View Texture", false, null ,typeof(ViewTextureNodeEditor))]
+    [NodeInfo("View Texture", "Utility/View Texture", false, null , editorType: typeof(ViewTextureNodeEditor))]
     public partial class ViewTextureNode : BaseImageNode
     {
         [NodeAttributes.Input("Texture")] public Texture2D texture;
diff --git a/Editor/Scripts/Editor/Windows/ImageProcessingGraphNodeVisual.cs b/Editor/Scripts/Editor/Windows/ImageProcessingGraphNodeVisual.cs
index 74dcd08..0cf70fd 100644
--- a/Editor/Scripts/Editor/Windows/ImageProcessingGraphNodeVisual.cs
+++ b/Editor/Scripts/Editor/Windows/ImageProcessingGraphNodeVisual.cs
@@ -312,7 +312,19 @@ namespace ImageProcessingGraph.Editor.Unity_Image_Processing.Scripts.Editor.Wind
             // Add more types as needed
             return null;
         }
-        
+
+        public override void BuildContextualMenu(ContextualMenuPopulateEvent evt)
+        {
+            evt.menu.InsertAction(evt.menu.MenuItems().Count, "Open Documentation", OpenDocumentation);
+            evt.menu.AppendSeparator();
+            base.BuildContextualMenu(evt);
+        }
+
+        private void OpenDocumentation(DropdownMenuAction obj)
+        {
+            
+        }
+
         public void SavePosition() => graphNode.SetPosition(GetPosition());
     }
 }
diff --git a/Editor/Scripts/Editor/Windows/ImageProcessingGraphViewWindow.cs b/Editor/Scripts/Editor/Windows/ImageProcessingGraphViewWindow.cs
index 3e32cd9..36390f7 100644
--- a/Editor/Scripts/Editor/Windows/ImageProcessingGraphViewWindow.cs
+++ b/Editor/Scripts/Editor/Windows/ImageProcessingGraphViewWindow.cs
@@ -72,20 +72,16 @@ namespace ImageProcessingGraph.Editor
             
             DrawNodes();
             DrawConnections();
-
-            foreach (var conn in asset.Connections)
-            {
-                if (conn.internalEdge == null)
-                {
-                    
-                }
-                
-                //GetNode(conn.inputPort.nodeID).ToggleExposedVariable(conn.internalEdge.input, true);
-                
-            }
-
+            
             graphViewChanged += OnGraphViewChanged;
-            Undo.undoRedoEvent += UndoEvent;
+            
+            Undo.undoRedoPerformed += UndoRedoPerformed;
+        }
+        
+        private void UndoRedoPerformed()
+        {
+            DrawNodes();
+            DrawConnections();
         }
 
         private void CreateButtons()
@@ -237,12 +233,6 @@ namespace ImageProcessingGraph.Editor
             return compatiblePorts;
         }
 
-        private void UndoEvent(in UndoRedoInfo undo)
-        {
-            DrawNodes();
-            DrawConnections();
-        }
-
         private GraphViewChange OnGraphViewChanged(GraphViewChange graphviewchange)
         {