Notice (8): Undefined index: Category [APP/Controller/BlogsController.php, line 44]Code Context    {
        $catgory = $this->Category->find('first',array('conditions'=>array('Category.slug'=>$slug)));
        $category_id = $catgory['Category']['id'];       
$slug = 'Excel-in-mobile-app-business-with-a-unique-mobile-app-framework'
$slug1 = null
$catgory = array()
blogsController::index() - APP/Controller/BlogsController.php, line 44
ReflectionMethod::invokeArgs() - [internal], line ??
Controller::invokeAction() - CORE/Cake/Controller/Controller.php, line 491
Dispatcher::_invoke() - CORE/Cake/Routing/Dispatcher.php, line 193
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 167
[main] - APP/webroot/index.php, line 117