systemsettings(2671)/python (plugin): Error while running factory function for Python plugin:  "system-config-printer-kde/system-config-printer-kde.py"
Traceback (most recent call last):
  File "<string>", line 18, in kpythonpluginfactory_bridge
  File "/usr/share/apps/system-config-printer-kde/system-config-printer-kde.py", line 4398, in CreatePlugin
    kcm = u.makeui(component_data, widget_parent)
  File "/usr/share/apps/system-config-printer-kde/system-config-printer-kde.py", line 173, in makeui
    encryption=encryption)
  File "/usr/share/apps/system-config-printer-kde/authconn.py", line 168, in __init__
    self._connect ()
  File "/usr/share/apps/system-config-printer-kde/authconn.py", line 200, in _connect
    encryption=self._encryption)
RuntimeError: failed to connect to server
systemsettings(2671)/python (plugin): Failed to import module
systemsettings(2671)/kcontrol KCModuleLoader::loadModule: This module has no valid entry symbol at all. The reason could be that it's still using K_EXPORT_COMPONENT_FACTORY with a custom X-KDE-FactoryName which is not supported anymore