From bc50f0fa7cdb5ef04cefb7790ac4a249ad5f69b4 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Tue, 28 Jun 2016 15:00:35 +0200
Subject: [PATCH] Only close connection if it's open when re-checking
 connections

---
 NetworkPrinterOutputDevicePlugin.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/NetworkPrinterOutputDevicePlugin.py b/NetworkPrinterOutputDevicePlugin.py
index cee9e5654c..4055b59a1a 100644
--- a/NetworkPrinterOutputDevicePlugin.py
+++ b/NetworkPrinterOutputDevicePlugin.py
@@ -44,7 +44,8 @@ class NetworkPrinterOutputDevicePlugin(OutputDevicePlugin):
                 self._printers[key].connect()
                 self._printers[key].connectionStateChanged.connect(self._onPrinterConnectionStateChanged)
             else:
-                self._printers[key].close()
+                if self._printers[key].isConnected():
+                    self._printers[key].close()
 
     ##  Because the model needs to be created in the same thread as the QMLEngine, we use a signal.
     def addPrinter(self, name, address, properties):