diff --git a/Source/Editor/Surface/Archetypes/Material.cs b/Source/Editor/Surface/Archetypes/Material.cs
index 97c6fe9d0..0110c2c0e 100644
--- a/Source/Editor/Surface/Archetypes/Material.cs
+++ b/Source/Editor/Surface/Archetypes/Material.cs
@@ -867,7 +867,7 @@ namespace FlaxEditor.Surface.Archetypes
             {
                 TypeID = 39,
                 Title = "View Size",
-                Description = "The size of the view.",
+                Description = "The size of the view. The draw rectangle size in GUI materials.",
                 Flags = NodeFlags.MaterialGraph,
                 Size = new Float2(150, 40),
                 Elements = new[]
diff --git a/Source/Engine/Graphics/Materials/GUIMaterialShader.cpp b/Source/Engine/Graphics/Materials/GUIMaterialShader.cpp
index 634614458..cc2d61775 100644
--- a/Source/Engine/Graphics/Materials/GUIMaterialShader.cpp
+++ b/Source/Engine/Graphics/Materials/GUIMaterialShader.cpp
@@ -47,8 +47,7 @@ void GUIMaterialShader::Bind(BindParameters& params)
 
     // Setup material constants
     {
-        const auto viewProjectionMatrix = customData->ViewProjection;
-        Matrix::Transpose(viewProjectionMatrix, materialData->ViewProjectionMatrix);
+        Matrix::Transpose(customData->ViewProjection, materialData->ViewProjectionMatrix);
         Matrix::Transpose(Matrix::Identity, materialData->WorldMatrix);
         Matrix::Transpose(Matrix::Identity, materialData->ViewMatrix);
         materialData->ViewPos = Float3::Zero;
diff --git a/Source/Engine/Render2D/Render2D.cpp b/Source/Engine/Render2D/Render2D.cpp
index 489f1df24..8c4dee971 100644
--- a/Source/Engine/Render2D/Render2D.cpp
+++ b/Source/Engine/Render2D/Render2D.cpp
@@ -562,7 +562,6 @@ void CachedPSO::Dispose()
 class Render2DService : public EngineService
 {
 public:
-
     Render2DService()
         : EngineService(TEXT("Render2D"), 10)
     {
@@ -1130,7 +1129,7 @@ void DrawBatch(int32 startIndex, int32 count)
         break;
 #if !BUILD_RELEASE
     default:
-    CRASH;
+        CRASH;
 #endif
     }
 
diff --git a/Source/Engine/Render2D/Render2D.h b/Source/Engine/Render2D/Render2D.h
index 811d67381..55f450e87 100644
--- a/Source/Engine/Render2D/Render2D.h
+++ b/Source/Engine/Render2D/Render2D.h
@@ -28,7 +28,7 @@ class TextureBase;
 /// </summary>
 API_CLASS(Static) class FLAXENGINE_API Render2D
 {
-DECLARE_SCRIPTING_TYPE_NO_SPAWN(Render2D);
+    DECLARE_SCRIPTING_TYPE_NO_SPAWN(Render2D);
 
     /// <summary>
     /// The rendering features and options flags.
@@ -46,7 +46,6 @@ DECLARE_SCRIPTING_TYPE_NO_SPAWN(Render2D);
         VertexSnapping = 1,
     };
 
-public:
     struct CustomData
     {
         Matrix ViewProjection;
@@ -54,7 +53,6 @@ public:
     };
 
 public:
-
     /// <summary>
     /// Checks if interface is during rendering phrase (Draw calls may be performed without failing).
     /// </summary>
@@ -122,7 +120,6 @@ public:
     static void EndFrame();
 
 public:
-
     /// <summary>
     /// Pushes transformation layer.
     /// </summary>
@@ -176,7 +173,6 @@ public:
     API_FUNCTION() static void PopTint();
 
 public:
-
     /// <summary>
     /// Draws a text.
     /// </summary>
diff --git a/Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Material.cpp b/Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Material.cpp
index 275734a90..7923a24d7 100644
--- a/Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Material.cpp
+++ b/Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Material.cpp
@@ -488,6 +488,11 @@ void MaterialGenerator::ProcessGroupMaterial(Box* box, Node* node, Value& value)
         {
             value = Value(VariantType::Float2, box->ID == 0 ? TEXT("ViewSize.xy") : TEXT("ViewSize.zw"));
         }
+        else
+        {
+            // Fallback to Screen Size
+            value = Value(VariantType::Float2, box->ID == 0 ? TEXT("ScreenSize.xy") : TEXT("ScreenSize.zw"));
+        }
         break;
     }
     default: