diff --git a/resources/qml/Preferences/MaterialsPage.qml b/resources/qml/Preferences/MaterialsPage.qml
index 35fa7256ea..bacb4f73bb 100644
--- a/resources/qml/Preferences/MaterialsPage.qml
+++ b/resources/qml/Preferences/MaterialsPage.qml
@@ -147,7 +147,7 @@ UM.ManagementPage
             editingEnabled: base.currentItem != null && !base.currentItem.readOnly && editButton.checked;
 
             properties: materialProperties
-            containerId: base.currentItem.id
+            containerId: base.currentItem != null ? base.currentItem.id : ""
         }
 
         QtObject