User roles not displaying

You can’t see any roles printed, because the ->roles field is an Array, so you can’t print it using echo. User print_r instead.

You also have an error in this line:

$user = get_userdata(userID);

There is no such thing like userID – it should be $userID.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)