Use correct exception for auth error in FrontController.

1 files changed, 2 insertions, 1 deletions

diff --git a/core/FrontController.php b/core/FrontController.php
index cdf79aeace..42192a2e38 100644
--- a/core/FrontController.php
+++ b/core/FrontController.php
@@ -12,6 +12,7 @@ namespace Piwik;
 use Exception;
 use Piwik\API\Request;
 use Piwik\API\ResponseBuilder;
+use Piwik\Exceptions\HtmlMessageException;
 use Piwik\Http\Router;
 use Piwik\Plugin\Controller;
 use Piwik\Plugin\Report;
@@ -417,7 +418,7 @@ class FrontController extends Singleton
         try {
             $authAdapter = Registry::get('auth');
         } catch (Exception $e) {
-            throw new Exception("Authentication object cannot be found in the Registry. Maybe the Login plugin is not activated?
+            throw new HtmlMessageException("Authentication object cannot be found in the Registry. Maybe the Login plugin is not activated?
                             <br />You can activate the plugin by adding:<br />
                             <code>Plugins[] = Login</code><br />
                             under the <code>[Plugins]</code> section in your config/config.ini.php");