diff -r da7e4df94076 -r bd743eacfbca eric6/WebBrowser/WebBrowserTabWidget.py --- a/eric6/WebBrowser/WebBrowserTabWidget.py Wed Jan 08 18:57:10 2020 +0100 +++ b/eric6/WebBrowser/WebBrowserTabWidget.py Wed Jan 08 18:58:31 2020 +0100 @@ -1134,7 +1134,10 @@ Private slot to populate the closed tabs menu. """ fm = self.__closedTabsMenu.fontMetrics() - maxWidth = fm.width('m') * 40 + try: + maxWidth = fm.horizontalAdvance('m') * 40 + except AttributeError: + maxWidth = fm.width('m') * 40 self.__closedTabsMenu.clear() index = 0