报错 /core/library/think/Loader.php 第 457 行左右

Uncaught think\exception\ClassNotFoundException: class not exists:app\model\Channeltype in /www/wwwroot/www.jswlxf.com/core/library/think/Loader.php:457
Stack trace:
#0 /www/wwwroot/www.jswlxf.com/core/helper.php(229): think\Loader::model('Channeltype', 'model', false)
#1 /www/wwwroot/www.jswlxf.com/core/library/think/template/taglib/eyou/TagChannel.php(67): model('Channeltype')
#2 /www/wwwroot/www.jswlxf.com/data/runtime/temp/4ddc3368c2bfb392b6ef8fd5f0ef22f9.php(93): think\template\taglib\eyou\TagChannel->getChannel('', 'top', 'on', '')
#3 /www/wwwroot/www.jswlxf.com/core/library/think/template/driver/File.php(71): include('/www/wwwroot/ww...')
#4 /www/wwwroot/www.jswlxf.com/core/library/think/Template.php(205): think\template\driver\File->read('/www/wwwroot/ww...', Array)
#5 /www/wwwroot/www.jswlxf.com/core/library/think/view/driver/Think.php(87): think\Template->fetch('/www/wwwroot/ww...', Array, Array)
#6 /www/wwwroot/www.jswlxf.com/core/library/think/View.php(186): think\view\driver\Think->fetch('/www/ww