Fatal error: Uncaught Error: Class 'Symfony\Component\String\AbstractUnicodeString' not found in C:\xampp\htdocs\ApiSigestWin\vendor\symfony\string\CodePointString.php:27 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\vendor\symfony\string\CodePointString.php on line 27