500 Internal Server Error

call_user_func_array() expects parameter 1 to be a valid callback, class 'app\home\control\Index' does not have a method 'sitemap.xml' (2)

#0 [internal function]: framework\core\App->handleError(2, 'call_user_func_...', '/www/wwwroot/ma...', 28, Array)
#1 /www/wwwroot/main.iairship.cn/framework/core/App.php(28): call_user_func_array(Array, Array)
#2 /www/wwwroot/main.iairship.cn/framework/core/App.php(20): framework\core\App->exec()
#3 /www/wwwroot/main.iairship.cn/framework/startup.php(33): framework\core\App->run()
#4 /www/wwwroot/main.iairship.cn/public/index.php(13): require('/www/wwwroot/ma...')
#5 {main}