Below issue desapear when disable the quizees and classifieds apps.
ErrorException: Argument 1 passed to IPS\quizzes\extensions\core\ContentRouter\_Quizzes::__construct() must be an instance of IPS\Member, instance of IPS\Member\Group given, called in /home/panamyfo/public_html/system/Application/Application.php on line 755 and defined (4096)
#0 /home/panamyfo/public_html/applications/quizzes/extensions/core/ContentRouter/Quizzes.php(38): IPS\IPS::errorHandler(4096, 'Argument 1 pass...', '/home/panamyfo/...', 38, Array)
#1 /home/panamyfo/public_html/system/Application/Application.php(755): IPS\quizzes\extensions\core\ContentRouter\_Quizzes->__construct(Object(IPS\Member\Group))
#2 /home/panamyfo/public_html/system/Application/Application.php(302): IPS\_Application->extensions('core', 'ContentRouter', true, Object(IPS\Member\Group))
#3 [internal function]: IPS\_Application::allExtensions('core', 'ContentRouter', Object(IPS\Member\Group))
#4 /home/panamyfo/public_html/init.php(447) : eval()'d code(22): call_user_func_array('parent::allExte...', Array)
#5 /home/panamyfo/public_html/applications/core/extensions/core/GroupForm/Content.php(35): IPS\collab_hook_ipsApplication::allExtensions('core', 'ContentRouter', Object(IPS\Member\Group))
#6 /home/panamyfo/public_html/applications/core/modules/admin/members/groups.php(188): IPS\core\extensions\core\GroupForm\_Content->process(Object(IPS\Helpers\Form), Object(IPS\Member\Group))
#7 /home/panamyfo/public_html/system/Dispatcher/Controller.php(85): IPS\core\modules\admin\members\_groups->form()
#8 /home/panamyfo/public_html/applications/core/modules/admin/members/groups.php(34): IPS\Dispatcher\_Controller->execute()
#9 /home/panamyfo/public_html/system/Dispatcher/Dispatcher.php(142): IPS\core\modules\admin\members\_groups->execute()
#10 /home/panamyfo/public_html/admin/index.php(13): IPS\_Dispatcher->run()
#11 {main}