1 exception(s): Exception #0 (Laminas\Feed\Writer\Exception\InvalidArgumentException): Invalid parameter: parameter must be a non-empty string Exception #0 (Laminas\Feed\Writer\Exception\InvalidArgumentException): Invalid parameter: parameter must be a non-empty string
#1 Laminas\Feed\Writer\FeedFactory::factory() called at [vendor/magento/framework/App/Feed.php:36]
#2 Magento\Framework\App\Feed->getFormattedContent() called at [vendor/magento/module-rss/Model/Rss.php:110]
#3 Magento\Rss\Model\Rss->createRssXml() called at [app/code/Mageplaza/Blog/Controller/Post/Rss.php:46]
#4 Mageplaza\Blog\Controller\Post\Rss->execute() called at [generated/code/Mageplaza/Blog/Controller/Post/Rss/Interceptor.php:24]
#5 Mageplaza\Blog\Controller\Post\Rss\Interceptor->execute() called at [vendor/magento/framework/App/Action/Action.php:108]
#6 Magento\Framework\App\Action\Action->dispatch() called at [vendor/magento/framework/Interception/Interceptor.php:58]
#7 Mageplaza\Blog\Controller\Post\Rss\Interceptor->___callParent() called at [vendor/magento/framework/Interception/Interceptor.php:138]
#8 Mageplaza\Blog\Controller\Post\Rss\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/framework/Interception/Interceptor.php:153]
#9 Mageplaza\Blog\Controller\Post\Rss\Interceptor->___callPlugins() called at [generated/code/Mageplaza/Blog/Controller/Post/Rss/Interceptor.php:39]
#10 Mageplaza\Blog\Controller\Post\Rss\Interceptor->dispatch() called at [vendor/magento/framework/App/FrontController.php:186]
#11 Magento\Framework\App\FrontController->processRequest() called at [vendor/magento/framework/App/FrontController.php:118]
#12 Magento\Framework\App\FrontController->dispatch() called at [vendor/magento/framework/Interception/Interceptor.php:58]
#13 Magento\Framework\App\FrontController\Interceptor->___callParent() called at [vendor/magento/framework/Interception/Interceptor.php:138]
#14 Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php:99]
#15 Magento\Store\App\FrontController\Plugin\RequestPreprocessor->aroundDispatch() called at [vendor/magento/framework/Interception/Interceptor.php:135]
#16 Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php:69]
#17 Magento\PageCache\Model\App\FrontController\BuiltinPlugin->aroundDispatch() called at [vendor/magento/framework/Interception/Interceptor.php:135]
#18 Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}() called at [vendor/magento/framework/Interception/Interceptor.php:153]
#19 Magento\Framework\App\FrontController\Interceptor->___callPlugins() called at [generated/code/Magento/Framework/App/FrontController/Interceptor.php:26]
#20 Magento\Framework\App\FrontController\Interceptor->dispatch() called at [vendor/magento/framework/App/Http.php:116]
#21 Magento\Framework\App\Http->launch() called at [generated/code/Magento/Framework/App/Http/Interceptor.php:24]
#22 Magento\Framework\App\Http\Interceptor->launch() called at [vendor/magento/framework/App/Bootstrap.php:261]
#23 Magento\Framework\App\Bootstrap->run() called at [pub/index.php:69]