diff --git a/plugins/UM3NetworkPrinting/src/DiscoverUM3Action.py b/plugins/UM3NetworkPrinting/src/DiscoverUM3Action.py
index c02c18e942..c88848317a 100644
--- a/plugins/UM3NetworkPrinting/src/DiscoverUM3Action.py
+++ b/plugins/UM3NetworkPrinting/src/DiscoverUM3Action.py
@@ -123,10 +123,11 @@ class DiscoverUM3Action(MachineAction):
     # stored into the metadata of the currently active machine.
     @pyqtSlot(QObject)
     def associateActiveMachineWithPrinterDevice(self, printer_device: Optional["PrinterOutputDevice"]) -> None:
-        Logger.log("d", "Attempting to set the network key of the active machine to %s", printer_device.key)
         if not printer_device:
             return
 
+        Logger.log("d", "Attempting to set the network key of the active machine to %s", printer_device.key)
+
         global_container_stack = CuraApplication.getInstance().getGlobalContainerStack()
         if not global_container_stack:
             return