my $res = `cat $file`; if (! $res) { $self->render(text => "An error while trying to read the log file. \nPlease try to refresh the page."); } else { $self->render(text => $res); } #### $self->res->headers->content_type('text/plain'); $self->res->content->asset(Mojo::Asset::File->new(path => file)); $self->rendered(200);