diff --git a/gkm/fetch.php b/gkm/fetch.php
index 5ee8aad..3396120 100644
--- a/gkm/fetch.php
+++ b/gkm/fetch.php
@@ -6,7 +6,7 @@
 $query = null;
 
 $ds = "fetchbasic";
-if (isset($_GET['details']) or in_array('details', $argv)) {
+if (isset($_GET['details']) or isset($argv) && in_array('details', $argv)) {
   $query = query($session, 'fetch-details.xq');
   $ds = "fetchdetails";
 } else if (isset($_GET['master'])) {