case 1 : if you are running project in your local system like 127.0.01:8000 ,
then
add SESSION_DOMAIN=
in your .env file
or in your config/session.php 'domain' => env('SESSION_DOMAIN', ''),
and then run php artisan cache:clear
case 2: if project is running on server and you have domain like "mydomain.com"
add SESSION_DOMAIN=mydomain.com
in your .env file
or in your config/session.php 'domain' => env('SESSION_DOMAIN', 'mydomain.com'),
and then run php artisan cache:clear