Fatal error: Uncaught TypeError: Argument 1 passed to think\Container::getAlias() must be of the type string, int given, called in /www/wwwroot/38/vendor/topthink/framework/src/think/Container.php on line 155 and defined in /www/wwwroot/38/vendor/topthink/framework/src/think/Container.php:169 Stack trace: #0 /www/wwwroot/38/vendor/topthink/framework/src/think/Container.php(155): think\Container->getAlias() #1 /www/wwwroot/38/vendor/topthink/framework/src/think/App.php(175): think\Container->bind() #2 /www/wwwroot/38/index.php(41): think\App->__construct() #3 {main} thrown in /www/wwwroot/38/vendor/topthink/framework/src/think/Container.php on line 169