% layout 'AdminLTE', title => 'Sme server 2 - Error P';
<div class="card-body">
    <p>
    <br><br>
        The page you were requesting
        "<%= $self->req->url->path || '/' %>"
        could not be found.
    <br><br>
        %= link_to Welcome => '/'
    </p>
</div>