The Kunena team has announce the arrival of Kunena 6.0.9.1 [K 6.0.9.1] which is now available for download as a native Joomla extension for J! 4.2.x. This version addresses most of the issues that were discovered in K 6.0 and issues discovered during the development stages of K 6.0.
Solved
Call to undefined method KunenaControllerUser::redirectBack()
[16-Nov-2015 07:08:06 CST6CDT] PHP Fatal error: Call to undefined method KunenaControllerUser::redirectBack() in ****/components/com_kunena/controllers/user.php on line 64
[16-Nov-2015 07:08:17 CST6CDT] PHP Fatal error: Call to undefined method KunenaControllerUser::redirectBack() in ***/components/com_kunena/controllers/user.php on line 64
[16-Nov-2015 07:08:27 CST6CDT] PHP Fatal error: Call to undefined method KunenaControllerUser::redirectBack() in ***/dartcreations3/components/com_kunena/controllers/user.php on line 64
[16-Nov-2015 07:08:38 CST6CDT] PHP Fatal error: Call to undefined method KunenaControllerUser::redirectBack() in ***/components/com_kunena/controllers/user.php on line 64
Just upgraded to 4.0.7 from 4.0.6 - not sure whether this was some bug, but I can't really think that a configuration issues would be causing something like an undefined method? Or could it?