[0] ClassNotFoundException in Loader.php line 389
类不存在:appcommonmodelIndex

        $class = self::parseClass($module, $layer, $name, $appendSuffix);
    }
    if (class_exists($class)) {
        $model = new $class();
    } else {
        $class = str_replace('\\' . $module . '\\', '\\' . $common . '\\', $class);
        if (class_exists($class)) {
            $model = new $class();
        } else {
            throw new ClassNotFoundException('class not exists:' . $class, $class);
        }
    }
    self::$instance[$guid] = $model;
    return $model;
}

/**
 * 实例化（分层）控制器 格式：[模块名/]控制器名
 * @param string $name         资源地址