<?php
-list ($size, $imgpath) = explode('/', ltrim($Args, '/'), 2);
+if (!$User) return;
+list ($size, $imgpath) = explode('/', ltrim($Page->path, '/'), 2);
$imgpath = preg_replace('{^(?=[0-9]+/)}', 'data/', $imgpath, 1);
if (!file_exists($imgpath)) {