Fatal error: Uncaught Error: Class "Composer\Pcre\PcreException" not found in D:\Apache24\www\sciegen\backend\vendor\composer\pcre\src\UnexpectedNullMatchException.php:14 Stack trace: #0 {main} thrown in D:\Apache24\www\sciegen\backend\vendor\composer\pcre\src\UnexpectedNullMatchException.php on line 14