--- a/eric6/Preferences/ConfigurationPages/WebBrowserPage.py Mon Oct 05 19:51:55 2020 +0200 +++ b/eric6/Preferences/ConfigurationPages/WebBrowserPage.py Tue Oct 06 17:52:44 2020 +0200 @@ -491,7 +491,7 @@ from WebBrowser.Network.SendRefererWhitelistDialog import ( SendRefererWhitelistDialog ) - SendRefererWhitelistDialog(self).exec_() + SendRefererWhitelistDialog(self).exec() def create(dlg):