Index: inline_upload.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/inline/inline_upload.module,v
retrieving revision 1.5
diff -u -p -r1.5 inline_upload.module
--- inline_upload.module	11 Aug 2009 18:46:46 -0000	1.5
+++ inline_upload.module	11 Aug 2009 18:48:58 -0000
@@ -66,9 +66,11 @@ function inline_upload_inline($op, $para
         }
       }
       // Convert a numeric file reference to a named one.
-      if (is_int($params['file']) && isset($params['#node'])) {
-        if (isset($params['#node']->files[$params['file']])) {
-          $params['file'] = $params['#node']->files[$params['file']]->filename;
+      if (is_int($params['file']) && isset($params['#node']->files)) {
+        $files = array_keys($params['#node']->files);
+        // Humans count from 1.
+        if (isset($files[$params['file'] - 1])) {
+          $params['file'] = $params['#node']->files[$files[$params['file'] - 1]]->filename;
         }
       }
       return $params;