Fatal error: Uncaught Error: Class "Symfony\Component\String\AbstractUnicodeString" not found in C:\xampp\htdocs\adminlte3\vendor\symfony\string\UnicodeString 2.php:33
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\adminlte3\vendor\symfony\string\UnicodeString 2.php on line 33