Index: content_types/user_picture.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/panels/content_types/user_picture.inc,v
retrieving revision 1.1.2.3
diff -u -p -r1.1.2.3 user_picture.inc
--- content_types/user_picture.inc	27 May 2008 20:21:11 -0000	1.1.2.3
+++ content_types/user_picture.inc	16 Jul 2008 18:08:37 -0000
@@ -21,14 +21,17 @@ function panels_user_picture_panels_cont
  * based on the module and delta supplied in the configuration.
  */
 function panels_content_user_picture($conf, $panel_args, $context) {
-  $account = isset($context->data) ? drupal_clone($context->data) : NULL;
-  $block = new stdClass();
-  $block->module = 'term-list';
+  if (!is_object($context->data)) {
+    return;
+  }
 
-  if ($account === FALSE || ($account->access == 0 && !user_access('administer users'))) {
-    return drupal_not_found();
+  $account = drupal_clone($context->data);
+  if ((!user_access('access user profiles') || $account->access == 0) && !user_access('administer users')) {
+    return;
   }
 
+  $block = new stdClass();
+  $block->module = 'term-list';
   $block->title = check_plain($account->name);
   $block->content = theme('user_picture', $account);
 
Index: content_types/user_profile.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/panels/content_types/user_profile.inc,v
retrieving revision 1.1.2.3
diff -u -p -r1.1.2.3 user_profile.inc
--- content_types/user_profile.inc	27 May 2008 20:21:11 -0000	1.1.2.3
+++ content_types/user_profile.inc	16 Jul 2008 18:14:34 -0000
@@ -21,13 +21,18 @@ function panels_user_profile_panels_cont
  * based on the module and delta supplied in the configuration.
  */
 function panels_content_user_profile($conf, $panel_args, $context) {
-  $account = isset($context->data) ? drupal_clone($context->data) : NULL;
+  if (!is_object($context->data)) {
+    return;
+  }
+
+  $account = drupal_clone($context->data);
+  if ((!user_access('access user profiles') || $account->access == 0) && !user_access('administer users')) {
+    return;
+  }
+
   $block = new stdClass();
   $block->module = 'term-list';
 
-  if ($account === FALSE || ($account->access == 0 && !user_access('administer users'))) {
-    return drupal_not_found();
-  }
   // Retrieve and merge all profile fields:
   $fields = array();
   foreach (module_list() as $module) {