diff --git a/cura/Machines/Models/BaseMaterialsModel.py b/cura/Machines/Models/BaseMaterialsModel.py
index 97f1f4b646..aa8552bebb 100644
--- a/cura/Machines/Models/BaseMaterialsModel.py
+++ b/cura/Machines/Models/BaseMaterialsModel.py
@@ -178,8 +178,7 @@ class BaseMaterialsModel(ListModel):
         if global_stack is None or not self._enabled:
             return False
 
-        extruder_position = str(self._extruder_position)
-        if extruder_position not in global_stack.extruders:
+        if self._extruder_position >= len(global_stack.extruderList):
             return False
 
         return True
diff --git a/resources/qml/Toolbar.qml b/resources/qml/Toolbar.qml
index 2e12f720a5..63f608d635 100644
--- a/resources/qml/Toolbar.qml
+++ b/resources/qml/Toolbar.qml
@@ -129,7 +129,6 @@ Item
 
             Repeater
             {
-                id: extruders
                 width: childrenRect.width
                 height: childrenRect.height
                 model: extrudersModel.items.length > 1 ? extrudersModel : 0