Fatal error: Uncaught Error: Class 'PharIo\Manifest\ElementCollection' not found in C:\xampp73\htdocs\MonitoresCIE_C\vendor\phar-io\manifest\src\xml\AuthorElementCollection.php:13 Stack trace: #0 {main} thrown in C:\xampp73\htdocs\MonitoresCIE_C\vendor\phar-io\manifest\src\xml\AuthorElementCollection.php on line 13