diff -up hplip-3.14.6/base/avahi.py.avahi-parsing hplip-3.14.6/base/avahi.py
--- hplip-3.14.6/base/avahi.py.avahi-parsing	2014-06-17 14:42:57.557586402 +0100
+++ hplip-3.14.6/base/avahi.py	2014-06-17 14:45:56.104509934 +0100
@@ -59,9 +59,13 @@ def detectNetworkDevices(ttl=4, timeout=
                          'status_code': 0, 'device2': '0', 'device3': '0', 'note': ''}
                     y['ip'] = ip
                     y['hn'] = bits[6].replace('.local', '')
-                    details = bits[9].split('" "')
+                    details = bits[9].rstrip ().strip ('"').split('" "')
                     for item in details:
-                        key, value = item.split('=', 1)
+                        keyvalue = item.split('=', 1)
+                        if len (keyvalue) < 2:
+                            # Skip parts that don't match key=value
+                            continue
+                        key, value = keyvalue
                         if key == 'ty':
                             y['mdns'] = value
                             y['device1'] = "MFG:Hewlett-Packard;MDL:%s;CLS:PRINTER;" % value