diff --git a/rule/ftpsyncfiles/rule_class.php b/rule/ftpsyncfiles/rule_class.php
index c6dc45c6..4bae3332 100644
--- a/rule/ftpsyncfiles/rule_class.php
+++ b/rule/ftpsyncfiles/rule_class.php
@@ -86,7 +86,9 @@ class datalynx_rule_ftpsyncfiles extends datalynx_rule_base {
      */
     public function __construct($df = 0, $rule = 0) {
         parent::__construct($df, $rule);
-        $this->sftpsetting = unserialize($this->rule->param2);
+        if (isset($this->rule->param2)) {
+            $this->sftpsetting = unserialize($this->rule->param2);
+        }
         $this->sftpserver = $this->sftpsetting['sftpserver'];
         $this->sftpport = $this->sftpsetting['sftpport'];
         $this->sftpusername = $this->sftpsetting['sftpusername'];