--- a/Helpviewer/HelpTabWidget.py Thu Nov 11 08:03:30 2010 +0100 +++ b/Helpviewer/HelpTabWidget.py Thu Nov 11 19:38:12 2010 +0100 @@ -706,7 +706,8 @@ self.__stackedUrlBar.setCurrentIndex(index) browser = self.browserAt(index) - if browser.url() == "" and browser.hasFocus(): - self.__stackedUrlBar.currentWidget.setFocus() - elif browser.url() != "": - browser.setFocus() + if browser is not None: + if browser.url() == "" and browser.hasFocus(): + self.__stackedUrlBar.currentWidget.setFocus() + elif browser.url() != "": + browser.setFocus()