Bugfix

[platal.git] / modules / axletter / axletter.inc.php

diff --git a/modules/axletter/axletter.inc.php b/modules/axletter/axletter.inc.php
index 27b1d46..e238c41 100644 (file)
--- a/modules/axletter/axletter.inc.php
+++ b/modules/axletter/axletter.inc.php
@@ -205,7 +205,12 @@ class AXLetter extends MassMailer
             require_once("emails.inc.php");
             $ids = ids_from_mails($this->_subset_to);
             $ids_list = implode(',', $ids);
-            $where[] = "ni.user_id IN ($ids_list)";
+            if(count($ids_list) > 0) {
+                $where[] = "ni.user_id IN ($ids_list)";
+            } else {
+                // No valid email
+                $where[] = "0";
+            }
         }
         return implode(' AND ', $where);
     }