diff --git a/MatterControlLib/DesignTools/SupportGenerator.cs b/MatterControlLib/DesignTools/SupportGenerator.cs
index 3b6b72173..fd03fb81d 100644
--- a/MatterControlLib/DesignTools/SupportGenerator.cs
+++ b/MatterControlLib/DesignTools/SupportGenerator.cs
@@ -97,7 +97,7 @@ namespace MatterHackers.MatterControl.DesignTools
 		{
 			get
 			{
-				var value = UserSettings.Instance.GetValue<double>(UserSettingsKey.SupportPillarSize);
+				var value = UserSettings.Instance.GetValue<double>(UserSettingsKey.SupportPillarSize, "4");
 				if (value < 1.5)
 				{
 					return 1.5;
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index b91b97730..ba0221a7c 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit b91b9773011dd3646c144ecbef6e540243750d91
+Subproject commit ba0221a7cfee2aeceb8980ed2113d107b42709c0