diff --git a/MatterControlLib/SlicerConfiguration/PresetSelectorWidget.cs b/MatterControlLib/SlicerConfiguration/PresetSelectorWidget.cs
index 6d78f6c3a..d792aa98f 100644
--- a/MatterControlLib/SlicerConfiguration/PresetSelectorWidget.cs
+++ b/MatterControlLib/SlicerConfiguration/PresetSelectorWidget.cs
@@ -135,6 +135,11 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
 							}
 						};
 
+						if (presetsContext.PersistenceLayer == null)
+						{
+							return;
+						}
+
 						var editMaterialPresetsPage = new SlicePresetsPage(printer, presetsContext);
 						editMaterialPresetsPage.Closed += (s, e2) =>
 						{
@@ -176,6 +181,11 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
 							}
 						};
 
+						if (presetsContext.PersistenceLayer == null)
+						{
+							return;
+						}
+
 						var editQualityPresetsWindow = new SlicePresetsPage(printer, presetsContext);
 						editQualityPresetsWindow.Closed += (s, e2) =>
 						{