diff --git a/lib/setuplib.php b/lib/setuplib.php
index 1b0cbb3..92a6ceb 100644
--- a/lib/setuplib.php
+++ b/lib/setuplib.php
@@ -358,10 +358,10 @@ function get_exception_info($ex) {
             // Search in moodle file if error specified - needed for backwards compatibility
             $message = get_string($errorcode, 'moodle', $a);
         } else {
-            $message = $module . '/' . $errorcode;
+            $message = $module . '/' . $errorcode . ($a ? '/' . print_r($a, true) : '');
         }
     } else {
-        $message = $module . '/' . $errorcode;
+        $message = $module . '/' . $errorcode . ($a ? '/' . print_r($a, true) : '');
     }
 
     // Be careful, no guarantee weblib.php is loaded.