diff --git a/src/applications/search/field/PhabricatorSearchOrderField.php b/src/applications/search/field/PhabricatorSearchOrderField.php
--- a/src/applications/search/field/PhabricatorSearchOrderField.php
+++ b/src/applications/search/field/PhabricatorSearchOrderField.php
@@ -36,7 +36,7 @@
     // If the SavedQuery has an alias for an order, map it to the canonical
     // name for the order so the correct option is selected in the dropdown.
     $value = parent::getValueForControl();
-    if (isset($this->orderAliases[$value])) {
+    if ($value && isset($this->orderAliases[$value])) {
       $value = $this->orderAliases[$value];
     }
     return $value;