diff --git a/tests/PHPUnit/proxy/piwik.php b/tests/PHPUnit/proxy/piwik.php
index 50c4eb8c6912fcc01429ea3c55e7a7b9ff7b628c..cfeebb1bf5abcfc680518c273256c7aa90b769ed 100755
--- a/tests/PHPUnit/proxy/piwik.php
+++ b/tests/PHPUnit/proxy/piwik.php
@@ -33,7 +33,7 @@ try {
 
     include PIWIK_INCLUDE_PATH . '/piwik.php';
 } catch (Exception $ex) {
-    echo "Unexpected error during tracking: " . $ex->getTraceAsString() . "\n";
+    echo "Unexpected error during tracking: " . $ex->getMessage() . "\n" . $ex->getTraceAsString() . "\n";
 }
 
 ob_end_flush();