Fatal error: Uncaught Error: Class 'Monolog\Handler\AbstractHandler' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\monolog-bridge\Handler\ServerLogHandler.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\monolog-bridge\Handler\ServerLogHandler.php on line 21