Index: modules/contact/contact.pages.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/contact/contact.pages.inc,v
retrieving revision 1.44
diff -u -p -r1.44 contact.pages.inc
--- modules/contact/contact.pages.inc	8 Oct 2010 03:36:03 -0000	1.44
+++ modules/contact/contact.pages.inc	18 Nov 2010 23:31:29 -0000
@@ -66,7 +66,7 @@ function contact_site_form($form, &$form
     '#type' => 'textfield',
     '#title' => t('Your name'),
     '#maxlength' => 255,
-    '#default_value' => $user->uid ? format_username($user) : '',
+    '#default_value' => $user->uid ? format_username(user_load($user->uid)) : '',
     '#required' => TRUE,
   );
   $form['mail'] = array(
@@ -200,7 +200,7 @@ function contact_personal_form($form, &$
     '#type' => 'textfield',
     '#title' => t('Your name'),
     '#maxlength' => 255,
-    '#default_value' => $user->uid ? format_username($user) : '',
+    '#default_value' => $user->uid ? format_username(user_load($user->uid)) : '',
     '#required' => TRUE,
   );
   $form['mail'] = array(
Index: modules/blog/blog.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/blog/blog.module,v
retrieving revision 1.362
diff -u -p -r1.362 blog.module
--- modules/blog/blog.module	14 Nov 2010 21:04:45 -0000	1.362
+++ modules/blog/blog.module	18 Nov 2010 23:31:29 -0000
@@ -69,7 +69,8 @@ function blog_form($node, $form_state) {
 function blog_view($node, $view_mode) {
   if ($view_mode == 'full' && node_is_page($node)) {
     // Breadcrumb navigation.
-    drupal_set_breadcrumb(array(l(t('Home'), NULL), l(t('Blogs'), 'blog'), l(t("!name's blog", array('!name' => format_username($node))), 'blog/' . $node->uid)));
+    $account = user_load($node->uid);
+    drupal_set_breadcrumb(array(l(t('Home'), NULL), l(t('Blogs'), 'blog'), l(t("!name's blog", array('!name' => format_username($account))), 'blog/' . $node->uid)));
   }
   return $node;
 }
@@ -83,7 +84,7 @@ function blog_node_view($node, $view_mod
       $links['blog_usernames_blog'] = array(
         'title' => t("!username's blog", array('!username' => format_username($node))),
         'href' => "blog/$node->uid",
-        'attributes' => array('title' => t("Read !username's latest blog entries.", array('!username' => format_username($node)))),
+        'attributes' => array('title' => t("Read !username's latest blog entries.", array('!username' => format_username(user_load($node->uid))))),
       );
       $node->content['links']['blog'] = array(
         '#theme' => 'links__node__blog',
Index: modules/toolbar/toolbar.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/toolbar/toolbar.module,v
retrieving revision 1.46
diff -u -p -r1.46 toolbar.module
--- modules/toolbar/toolbar.module	5 Oct 2010 19:59:10 -0000	1.46
+++ modules/toolbar/toolbar.module	18 Nov 2010 23:31:29 -0000
@@ -213,7 +213,7 @@ function toolbar_view() {
   if ($user->uid) {
     $links = array(
       'account' => array(
-        'title' => t('Hello <strong>@username</strong>', array('@username' => format_username($user))),
+        'title' => t('Hello <strong>@username</strong>', array('@username' => format_username(user_load($user->uid)))),
         'href' => 'user',
         'html' => TRUE,
         'attributes' => array('title' => t('User account')),