Programming CMS for pic gallery

[eluser]noideawhattotypehere[/eluser]
So you know basic php but you cant read error messages?
Debug? Seriously... Press F6 or Run > Run project, and you are good to go.
$this->load->view('gallery'); to $this->load->view('gallery', $data);
Find out the rest on your own, you have given an error message + line which is causing it.