Fatal error: Uncaught Error: Class 'Laminas\Feed\Reader\Extension\AbstractFeed' not found in C:\SistemasPHP\observatorio4\vendor\laminas\laminas-feed\src\Reader\Extension\Syndication\Feed.php:11 Stack trace: #0 {main} thrown in C:\SistemasPHP\observatorio4\vendor\laminas\laminas-feed\src\Reader\Extension\Syndication\Feed.php on line 11