WordPress add_admin_page not working even parameters are correct?

Please try this

add_action('admin_menu','Y_add_admin_page');

function Y_add_admin_page(){

    add_menu_page(
          'Y-07 Theme Options'
        , 'Y-07'
        , 'manage_options'
        , 'y-admin'
        , 'Y_admin_create'
        , ''
        , 110
    );

}