Don't find controller file

>  /app/base/kernel.php:432
#0kernel::autoload('b2c_ctl_wap_seller')
#1spl_autoload_call('b2c_ctl_wap_seller')kernel.php:341
#2kernel::single('b2c_ctl_wap_seller',object(appobject(app)#10 (22) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(31) "/home/wwwroot/yizhixing/app/b2c" ["public_app_dir"]=> string(38) "/home/wwwroot/yizhixing/public/app/b2c" ["res_url"]=> string(45) "http://new.czxshop.com/public/app/b2c/statics" ["res_full_url"]=> string(45) "http://new.czxshop.com/public/app/b2c/statics" ["lang_url"]=> string(42) "http://new.czxshop.com/public/app/b2c/lang" ["lang_full_url"]=> string(42) "http://new.czxshop.com/public/app/b2c/lang" ["widgets_url"]=> string(45) "http://new.czxshop.com/public/app/b2c/widgets" ["widgets_full_url"]=> string(45) "http://new.czxshop.com/public/app/b2c/widgets" ["res_dir"]=> string(46) "/home/wwwroot/yizhixing/public/app/b2c/statics" ["widgets_dir"]=> string(46) "/home/wwwroot/yizhixing/public/app/b2c/widgets" ["lang_dir"]=> string(43) "/home/wwwroot/yizhixing/public/app/b2c/lang" ["_lang_resource"]=> NULL } ))app.php:74
#3app->controller('wap_seller')router.php:385
#4wap_router->default_dispatch('seller-lists-40','seller','-')router.php:291
#5wap_router->dispatch('seller-lists-40.html')kernel.php:165
#6kernel::boot()index.php:18