--- a/Helpviewer/HelpWindow.py Wed Jul 17 20:20:32 2013 +0200 +++ b/Helpviewer/HelpWindow.py Fri Jul 19 19:25:28 2013 +0200 @@ -2012,7 +2012,8 @@ Preferences.setGeometry("HelpViewerGeometry", QByteArray()) try: - del self.__class__.helpwindows[self.__class__.helpwindows.index(self)] + if self.fromEric or len(self.__class__.helpwindows) > 1: + del self.__class__.helpwindows[self.__class__.helpwindows.index(self)] except ValueError: pass