#0 src/addons/XenConcept/UsernameChange/ApprovalQueue/UsernameChange.php(53): XF\Repository\UserAlert->alert(NULL, 0, '', 'user', NULL, 'username_reject...', Array)
#1 [internal function]: XenConcept\UsernameChange\ApprovalQueue\UsernameChange->actionReject(Object(XenConcept\UsernameChange\Entity\ChangeLog))
#2 src/XF/ApprovalQueue/AbstractHandler.php(115): call_user_func_array(Array, Array)
#3 src/XF/Pub/Controller/ApprovalQueue.php(63): XF\ApprovalQueue\AbstractHandler->performAction('reject', Object(XenConcept\UsernameChange\Entity\ChangeLog))
#4 src/XF/Mvc/Dispatcher.php(249): XF\Pub\Controller\ApprovalQueue->actionProcess(Object(XF\Mvc\ParameterBag))
#5 src/XF/Mvc/Dispatcher.php(88): XF\Mvc\Dispatcher->dispatchClass('XF:ApprovalQueu...', 'Process', 'json', Object(XF\Mvc\ParameterBag), '', Object(XF\Pub\Controller\ApprovalQueue), NULL)
#6 src/XF/Mvc/Dispatcher.php(41): XF\Mvc\Dispatcher->dispatchLoop(Object(XF\Mvc\RouteMatch))
#7 src/XF/App.php(1931): XF\Mvc\Dispatcher->run()
#8 src/XF.php(329): XF\App->run()
#9 index.php(13): XF::runApp('XF\\Pub\\App')
#10 {main}