diff --git a/ext/rss_images/main.php b/ext/rss_images/main.php
index cc4e0213..1e14e9b7 100644
--- a/ext/rss_images/main.php
+++ b/ext/rss_images/main.php
@@ -31,7 +31,7 @@ class RSSImages extends Extension
                 $images = Image::find_images(($page_number-1)*$page_size, $page_size, $search_terms);
                 $this->do_rss($images, $search_terms, $page_number);
             } catch (SearchTermParseException $stpe) {
-                $this->theme->display_error(400, "Search parse error", $pde->error);
+                $this->theme->display_error(400, "Search parse error", $stpe->error);
             } catch (PermissionDeniedException $pde) {
                 $this->theme->display_error(403, "Permission denied", $pde->error);
             }
diff --git a/ext/user/main.php b/ext/user/main.php
index 74eacf54..7a5c5abc 100644
--- a/ext/user/main.php
+++ b/ext/user/main.php
@@ -385,10 +385,10 @@ class UserPage extends Extension
 
         $matches = [];
         if (preg_match(self::USER_SEARCH_REGEX, $event->term, $matches)) {
-            $duser = User::by_name($matches[1]);
+            $duser = User::by_name($matches[2]);
             if (is_null($duser)) {
                 throw new SearchTermParseException(
-                    "Can't find the user named ".html_escape($matches[1])
+                    "Can't find the user named ".html_escape($matches[2])
                 );
             }
             $event->add_querylet(new Querylet("images.owner_id ${matches[1]}= {$duser->id}"));