Service 'app' wasn't found in the dependency injection container
#0 [internal function]: Phalcon\Di->get('app', NULL)
#1:新功能计划 [internal function]: Phalcon\Di->getShared('app')
#2:安装出错？ D:\wamp64\www\invo\vendor\snowair\phalcon-debugbar\src\ServiceProvider.php(89): Phalcon\Di->offsetGet('app')
#3:不知道怎么使用 D:\wamp64\www\invo\vendor\snowair\phalcon-debugbar\src\ServiceProvider.php(84): Snowair\Debugbar\ServiceProvider->setRoute()
#4:适用什么版本的phalcon? D:\wamp64\www\invo\vendor\snowair\phalcon-debugbar\src\ServiceProvider.php(35): Snowair\Debugbar\ServiceProvider->register()
#5:一定要composer安装吗？ D:\wamp64\www\invo\public\index.php(26): Snowair\Debugbar\ServiceProvider->start()
#6:我的调试信息怎么只有以下这几项，缺少数据库，路由相关， 如何配置，求指教 {main}