Release of 6.0 RC1 of discuss plugin to work with Joomla! 4.x series and Kunena 6.0, you can download it from here : github.com/Kunena/Kunena-Addons/releases...0-RC1_2022-09-07.zip

Please note that 6.0 RC1 of module latest has been released in same time but it need the latest changes in developement version K6.0.3 to works.