How to Migrate Auth in Laravel Project?

i am new to laravel and tried to migrate my tables by using $ php artisan migrate This command . but i m getting the below error.

$ php artisan migrate

In Connection.php line 664:

  could not find driver (SQL: select * from information_schema.tables where table_schema = nseitbackoffice and table_name = migrations)


In Connector.php line 67:

  could not find driver

Please help me...

via Chebli Mohamed