Warning: Undefined variable $argv in C:\xampp\htdocs\new\OUTREACH-main (7)\OUTREACH-main\vendor\nikic\php-parser\grammar\rebuildParsers.php on line 24

Fatal error: Uncaught TypeError: array_flip(): Argument #1 ($array) must be of type array, null given in C:\xampp\htdocs\new\OUTREACH-main (7)\OUTREACH-main\vendor\nikic\php-parser\grammar\rebuildParsers.php:24 Stack trace: #0 C:\xampp\htdocs\new\OUTREACH-main (7)\OUTREACH-main\vendor\nikic\php-parser\grammar\rebuildParsers.php(24): array_flip(NULL) #1 {main} thrown in C:\xampp\htdocs\new\OUTREACH-main (7)\OUTREACH-main\vendor\nikic\php-parser\grammar\rebuildParsers.php on line 24