diff --git a/addons/material_maker/engine/gen_remote.gd b/addons/material_maker/engine/gen_remote.gd
index 32c599d..c04a788 100644
--- a/addons/material_maker/engine/gen_remote.gd
+++ b/addons/material_maker/engine/gen_remote.gd
@@ -111,22 +111,25 @@ func set_parameter(p : String, v) -> void:
 	if parent == null:
 		return
 	var widget = get_widget(p)
-	match widget.type:
-		"linked_control":
-			for w in widget.linked_widgets:
-				parent.get_node(w.node).set_parameter(w.widget, v)
-		"config_control":
-			if v < widget.configurations.size():
-				var configurations = widget.configurations.keys()
-				configurations.sort()
-				for w in widget.configurations[configurations[v]]:
+	if !widget.empty():
+		match widget.type:
+			"linked_control":
+				for w in widget.linked_widgets:
 					var node = parent.get_node(w.node)
 					if node != null:
-						node.set_parameter(w.widget, MMType.deserialize_value(w.value))
-			else:
-				# incorrect configuration index
-				print("error: incorrect config control parameter value")
-				return
+						node.set_parameter(w.widget, v)
+			"config_control":
+				if v < widget.configurations.size():
+					var configurations = widget.configurations.keys()
+					configurations.sort()
+					for w in widget.configurations[configurations[v]]:
+						var node = parent.get_node(w.node)
+						if node != null:
+							node.set_parameter(w.widget, MMType.deserialize_value(w.value))
+				else:
+					# incorrect configuration index
+					print("error: incorrect config control parameter value")
+					return
 	.set_parameter(p, v)
 	if name == "gen_parameters":
 		get_parent().parameters[p] = v
diff --git a/addons/material_maker/main_window.tscn b/addons/material_maker/main_window.tscn
index 019c395..351168f 100644
--- a/addons/material_maker/main_window.tscn
+++ b/addons/material_maker/main_window.tscn
@@ -67,14 +67,14 @@ margin_left = 125.0
 margin_right = 171.0
 margin_bottom = 20.0
 text = "Tools"
-items = [ "Create", null, 0, false, false, -1, 0, null, "PopupMenu", false, "Create group", null, 0, false, false, 18, 268435527, null, "", false, "Make selected nodes editable", null, 0, false, false, 19, 268435525, null, "", false, "", null, 0, false, false, -1, 0, null, "", true, "Add selected node to user library", null, 0, false, false, 21, 0, null, "", false, "Save user library", null, 0, false, false, 22, 0, null, "", false ]
+items = [ "Create", null, 0, false, false, -1, 0, null, "PopupMenu", false, "Create group", null, 0, false, false, 18, 268435527, null, "", false, "Make selected nodes editable", null, 0, false, false, 19, 268435525, null, "", false, "", null, 0, false, false, -1, 0, null, "", true, "Add selected node to user library", null, 0, false, false, 21, 0, null, "", false ]
 
 [node name="Help" type="MenuButton" parent="VBoxContainer/Menu"]
 margin_left = 175.0
 margin_right = 217.0
 margin_bottom = 20.0
 text = "Help"
-items = [ "User manual", null, 0, false, false, 23, 0, null, "", false, "Report a bug", null, 0, false, false, 24, 0, null, "", false, "", null, 0, false, false, -1, 0, null, "", true, "About", null, 0, false, false, 26, 0, null, "", false ]
+items = [ "User manual", null, 0, false, false, 22, 0, null, "", false, "Report a bug", null, 0, false, false, 23, 0, null, "", false, "", null, 0, false, false, -1, 0, null, "", true, "About", null, 0, false, false, 25, 0, null, "", false ]
 
 [node name="HBoxContainer" type="HSplitContainer" parent="VBoxContainer"]
 margin_top = 24.0
@@ -144,7 +144,7 @@ tab_align = 0
 tab_close_display_policy = 1
 
 [node name="Renderer" parent="." instance=ExtResource( 6 )]
-size = Vector2( 64, 64 )
+size = Vector2( 2048, 2048 )
 debug_path = null
 
 [node name="NodeFactory" type="Node" parent="."]
@@ -162,6 +162,7 @@ script = ExtResource( 7 )
 [connection signal="value_changed" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer5/normal_scale" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer5/normal_scale" method="update_label"]
 [connection signal="value_changed" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer6/ao_light_affect" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer6/ao_light_affect" method="update_label"]
 [connection signal="value_changed" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer7/depth_scale" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer7/depth_scale" method="update_label"]
+[connection signal="value_changed" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer8/subsurf_scatter_strength" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects/GraphEdit/node_Material/HBoxContainer8/subsurf_scatter_strength" method="update_label"]
 [connection signal="reposition_active_tab_request" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/Tabs" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects" method="move_active_tab_to"]
 [connection signal="tab_changed" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/Tabs" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects" method="set_current_tab"]
 [connection signal="tab_close" from="VBoxContainer/HBoxContainer/ProjectsPane/Projects/Tabs" to="VBoxContainer/HBoxContainer/ProjectsPane/Projects" method="close_tab"]