FIX #17671 TIME 1:10 remove fix

src/app/search/controllers/SearchController.php

@@ -134,7 +134,7 @@ class SearchController
             $canPurge = true;
         }
 
-        $where = [implode(' OR ', $where)];
+        $where = !empty($where) ? [implode(' OR ', $where)] : [];        
 
         $documents = DocumentModel::get([
             'select'      => $select,