diff -r 1e0030fc1dad -r f45e447c950e Preferences/ConfigurationDialog.py --- a/Preferences/ConfigurationDialog.py Tue Sep 08 19:10:11 2015 +0200 +++ b/Preferences/ConfigurationDialog.py Wed Sep 09 19:22:57 2015 +0200 @@ -394,7 +394,10 @@ for key in sorted(self.configItems.keys()): pageData = self.configItems[key] if pageData[3]: - pitm = self.itmDict[pageData[3]] # get the parent item + if pageData[3] in self.itmDict: + pitm = self.itmDict[pageData[3]] # get the parent item + else: + continue else: pitm = self.configList self.itmDict[key] = ConfigurationPageItem(pitm, pageData[0], key,