--- a/Preferences/ConfigurationDialog.py Wed Mar 22 18:45:15 2017 +0100 +++ b/Preferences/ConfigurationDialog.py Wed Mar 22 18:50:20 2017 +0100 @@ -83,7 +83,7 @@ WebBrowserMode = 4 def __init__(self, parent=None, fromEric=True, displayMode=DefaultMode, - expandedEntries=[], webEngine=False): + expandedEntries=None, webEngine=False): """ Constructor @@ -110,6 +110,7 @@ self.fromEric = fromEric self.displayMode = displayMode self.__webEngine = webEngine + expandedEntries = [] if expandedEntries is None else expandedEntries[:] self.__setupUi() @@ -954,7 +955,7 @@ def __init__(self, parent=None, name=None, modal=False, fromEric=True, displayMode=ConfigurationWidget.DefaultMode, - expandedEntries=[], webEngine=False): + expandedEntries=None, webEngine=False): """ Constructor