--- a/eric6/E5Gui/E5ErrorMessage.py	Mon Oct 05 19:51:55 2020 +0200
+++ b/eric6/E5Gui/E5ErrorMessage.py	Tue Oct 06 17:52:44 2020 +0200
@@ -95,7 +95,7 @@
             Globals.toList(_filterSettings.value(
                 "MessageFilters", _defaultFilters)),
             _defaultFilters)
-        if dlg.exec_() == QDialog.Accepted:
+        if dlg.exec() == QDialog.Accepted:
             filters = dlg.getFilters()
             _filterSettings.setValue("MessageFilters", filters)