diff --git a/cura/Machines/Models/MachineListModel.py b/cura/Machines/Models/MachineListModel.py
index b84dc26f0a..74ef7ae7b4 100644
--- a/cura/Machines/Models/MachineListModel.py
+++ b/cura/Machines/Models/MachineListModel.py
@@ -115,7 +115,9 @@ class MachineListModel(ListModel):
             online_machine_stacks = list(filter(lambda machine: machine.hasNetworkedConnection(), online_machine_stacks))
             online_machine_stacks.sort(key=lambda machine: machine.getName().upper())
 
-            other_machine_stacks.remove(abstract_machine)
+            if abstract_machine in other_machine_stacks:
+                other_machine_stacks.remove(abstract_machine)
+
             if abstract_machine in online_machine_stacks:
                 online_machine_stacks.remove(abstract_machine)