bash-4.3$ cadence
Using Tray Engine 'Qt'
Traceback (most recent call last):
  File "/usr/share/cadence/src/cadence.py", line 2320, in <module>
    gui = CadenceMainW()
  File "/usr/share/cadence/src/cadence.py", line 752, in __init__
    self.loadSettings(True)
  File "/usr/share/cadence/src/cadence.py", line 2258, in loadSettings
    self.restoreGeometry(self.settings.value("Geometry", ""))
TypeError: QWidget.restoreGeometry(QByteArray): argument 1 has unexpected type 'QVariant'