diff --git a/htdocs/core/class/interfaces.class.php b/htdocs/core/class/interfaces.class.php
index 9302ed09afb..4199e51cb68 100644
--- a/htdocs/core/class/interfaces.class.php
+++ b/htdocs/core/class/interfaces.class.php
@@ -328,6 +328,8 @@ class Interfaces
                 continue;
             }
 
+            $text = '';
+
             try {
 	            $objMod = new $modName($db);