Description:

Additional info:
* package version(s) : 0.8.1-4

Steps to reproduce:

Can't run Configure synaptiks dialog from system tray.
if run from console
<code>
[unnamed_hero@nautilus ~]$ synaptiks
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave.
</code>
Also, in ~/.xsession-errors
<code>
Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/synaptiks/kde/trayapplication.py", line 260, in newInstance
self.icon.show_configuration_dialog()
File "/usr/lib/python2.7/site-packages/synaptiks/kde/trayapplication.py", line 241, in show_configuration_dialog
self.touchpad, self.touchpad_manager, self._config)
File "/usr/lib/python2.7/site-packages/synaptiks/kde/trayapplication.py", line 76, in __init__
self.management_config, self)
File "/usr/lib/python2.7/site-packages/synaptiks/kde/widgets/management.py", line 66, in __init__
self._load_userinterface()
File "/usr/lib/python2.7/site-packages/synaptiks/kde/widgets/__init__.py", line 72, in _load_userinterface
loadUi(ui_description_filename, self)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/__init__.py", line 221, in loadUi
return DynamicUILoader().loadUi(uifile, baseinstance)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/Loader/loader.py", line 71, in loadUi
return self.parse(filename, basedir)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 929, in parse
actor(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 770, in createUserInterface
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 459, in createLayout
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 502, in handleItem
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 224, in createWidget
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 459, in createLayout
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 502, in handleItem
self.traverseWidgetTree(elem)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 748, in traverseWidgetTree
handler(self, child)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 215, in createWidget
self.stack.push(self.setupObject(widget_class, parent, elem))
File "/usr/lib/python2.7/site-packages/PyQt4/uic/uiparser.py", line 176, in setupObject
obj = self.factory.createQObject(clsname, name, args, is_attribute)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/objcreator.py", line 107, in createQObject
return self._cpolicy.instantiate(classType, *args, **kwargs)
File "/usr/lib/python2.7/site-packages/PyQt4/uic/Loader/qobjectcreator.py", line 106, in instantiate
return clsObject(*ctor_args)
File "/usr/lib/python2.7/site-packages/synaptiks/views.py", line 56, in __init__
self.setModel(MouseDevicesModel(self))
File "/usr/lib/python2.7/site-packages/synaptiks/models.py", line 69, in __init__
self._device_index = list(self._monitor.plugged_devices)
File "/usr/lib/python2.7/site-packages/synaptiks/monitors/mouses.py", line 119, in plugged_devices
yield MouseDevice.from_udev(device)
File "/usr/lib/python2.7/site-packages/synaptiks/monitors/mouses.py", line 77, in from_udev
return cls(device['ID_SERIAL'], device.parent['NAME'].strip('"'))
File "/usr/lib/python2.7/site-packages/pyudev/device.py", line 744, in __getitem__
raise KeyError(property)
KeyError: u'ID_SERIAL'
</code>