--- a/eric6/WebBrowser/GreaseMonkey/GreaseMonkeyManager.py Mon Oct 05 19:51:55 2020 +0200 +++ b/eric6/WebBrowser/GreaseMonkey/GreaseMonkeyManager.py Tue Oct 06 17:52:44 2020 +0200 @@ -115,7 +115,7 @@ GreaseMonkeyAddScriptDialog ) dlg = GreaseMonkeyAddScriptDialog(self, script) - deleteScript = dlg.exec_() != QDialog.Accepted + deleteScript = dlg.exec() != QDialog.Accepted else: E5MessageBox.information( None,