diff --git a/libs/Server/ErrorPage.php b/libs/Server/ErrorPage.php
index 74439a9..5311e64 100644
--- a/libs/Server/ErrorPage.php
+++ b/libs/Server/ErrorPage.php
@@ -34,6 +34,7 @@ class ErrorPage extends SimplePage
         $page = [
             'title' => $this->title,
             'content' => $this->content,
+            'language' => '',
         ];
 
         $template = new Template($params['templates'], $params['theme']['templates']);
diff --git a/templates/layout/05_page.php b/templates/layout/05_page.php
index 9703764..44b5346 100644
--- a/templates/layout/05_page.php
+++ b/templates/layout/05_page.php
@@ -22,8 +22,8 @@
             <div id="sub-nav-collapse" class="sub-nav-collapse">
                 <!-- Navigation -->
                 <?php
-                if ($page['language'] !== '') echo $this->get_navigation($tree->value[$page['language']], $page['language'], $params['request'], $base_page, $params['mode']);
-                else echo $this->get_navigation($tree, '', $params['request'], $base_page, $params['mode']);
+                if ($page['language'] !== '') echo $this->get_navigation($tree->value[$page['language']], $page['language'], isset($params['request'])? $params['request'] : '', $base_page, $params['mode']);
+                else echo $this->get_navigation($tree, '', isset($params['request'])? $params['request'] : '', $base_page, $params['mode']);
                 ?>
 
                 <?php if (!empty($params['links']) || !empty($params['twitter']) || $params['toggle_code']) { ?>