diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 800f2a3b95..08d46af4df 100644
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -585,18 +585,16 @@ class CuraApplication(QtApplication):
             node = Selection.getSelectedObject(0)
 
         if node:
+            current_node = node
+            # Find the topmost group
+            while current_node.getParent() and current_node.getParent().callDecoration("isGroup"):
+                current_node = current_node.getParent()
+
+            new_node = copy.deepcopy(current_node)
+
             op = GroupedOperation()
             for _ in range(count):
-                if node.getParent() and node.getParent().callDecoration("isGroup"):
-                    new_node = copy.deepcopy(node.getParent()) #Copy the group node.
-                    new_node.callDecoration("recomputeConvexHull")
-
-                    op.addOperation(AddSceneNodeOperation(new_node,node.getParent().getParent()))
-                else:
-                    new_node = copy.deepcopy(node)
-                    new_node.callDecoration("recomputeConvexHull")
-                    op.addOperation(AddSceneNodeOperation(new_node, node.getParent()))
-
+                op.addOperation(AddSceneNodeOperation(new_node, current_node.getParent()))
             op.push()
 
     ##  Center object on platform.
diff --git a/cura/PrintInformation.py b/cura/PrintInformation.py
index 5432da5dcc..52c53a34a7 100644
--- a/cura/PrintInformation.py
+++ b/cura/PrintInformation.py
@@ -81,6 +81,9 @@ class PrintInformation(QObject):
 
     @pyqtSlot(str)
     def setJobName(self, name):
+        # Ensure that we don't use entire path but only filename
+        name = os.path.basename(name)
+
         # when a file is opened using the terminal; the filename comes from _onFileLoaded and still contains its
         # extension. This cuts the extension off if necessary.
         name = os.path.splitext(name)[0]
diff --git a/cura/Settings/MachineManager.py b/cura/Settings/MachineManager.py
index 23335e3e63..fe451e74f6 100644
--- a/cura/Settings/MachineManager.py
+++ b/cura/Settings/MachineManager.py
@@ -126,6 +126,9 @@ class MachineManager(QObject):
         self._auto_change_material_hotend_flood_time = time.time()
         self._auto_change_material_hotend_flood_last_choice = button
 
+        if button == QMessageBox.No:
+            return
+
         Logger.log("d", "Setting hotend variant of hotend %d to %s" % (index, hotend_id))
 
         extruder_manager = ExtruderManager.getInstance()
@@ -174,6 +177,9 @@ class MachineManager(QObject):
         self._auto_change_material_hotend_flood_time = time.time()
         self._auto_change_material_hotend_flood_last_choice = button
 
+        if button == QMessageBox.No:
+            return
+
         Logger.log("d", "Setting material of hotend %d to %s" % (index, material_id))
 
         extruder_manager = ExtruderManager.getInstance()