Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Loader\FileLoader' not found in C:\SistemasPHP\observatorio4\vendor\symfony\dependency-injection\Loader\FileLoader.php:30
Stack trace:
#0 {main}
thrown in C:\SistemasPHP\observatorio4\vendor\symfony\dependency-injection\Loader\FileLoader.php on line 30