diff --git a/plugin/CloneSite/cloneServer.json.php b/plugin/CloneSite/cloneServer.json.php
index 541b0eae2..a3fe62bdd 100644
--- a/plugin/CloneSite/cloneServer.json.php
+++ b/plugin/CloneSite/cloneServer.json.php
@@ -1,65 +1,72 @@
 <?php
 
 require_once '../../videos/configuration.php';
 set_time_limit(0);
 session_write_close();
 require_once $global['systemRootPath'] . 'plugin/CloneSite/Objects/Clones.php';
 require_once $global['systemRootPath'] . 'plugin/CloneSite/functions.php';
 header('Content-Type: application/json');
 
 $videosDir = Video::getStoragePath()."";
 $clonesDir = "{$videosDir}cache/clones/";
 $photosDir = "{$videosDir}userPhoto/";
 
 $resp = new stdClass();
 $resp->error = true;
 $resp->msg = "";
 $resp->url = $_GET['url'];
 $resp->key = $_GET['key'];
 $resp->useRsync = intval($_GET['useRsync']);
 $resp->videosDir = Video::getStoragePath()."";
 $resp->sqlFile = "";
 $resp->videoFiles = array();
 $resp->photoFiles = array();
 
 $objClone = AVideoPlugin::getObjectDataIfEnabled("CloneSite");
 if(empty($objClone)){
     $resp->msg = "CloneSite is not enabled on the Master site";
     die(json_encode($resp));
 }
+
+
+if(empty($resp->key)){
+    $resp->msg = "Key cannot be blank";
+    die(json_encode($resp));
+}
+
 // check if the url is allowed to clone it
 $canClone = Clones::thisURLCanCloneMe($resp->url, $resp->key);
 if(empty($canClone->canClone)){
     $resp->msg = $canClone->msg;
     die(json_encode($resp));
 }
 
 if(!empty($_GET['deleteDump'])){
     $resp->error = !unlink("{$clonesDir}{$_GET['deleteDump']}");
     $resp->msg = "Delete Dump {$_GET['deleteDump']}";
     die(json_encode($resp));
 }
 
 if (!file_exists($clonesDir)) {
     mkdir($clonesDir, 0777, true);
     file_put_contents($clonesDir."index.html", '');
 }
 
 $resp->sqlFile = uniqid('Clone_mysqlDump_').".sql";
 // update this clone last request
 $resp->error = !$canClone->clone->updateLastCloneRequest();
 
 // get mysql dump
 $cmd = "mysqldump -u {$mysqlUser} -p{$mysqlPass} --host {$mysqlHost} {$mysqlDatabase} > {$clonesDir}{$resp->sqlFile}";
 _error_log("Clone: Dump to {$clonesDir}{$resp->sqlFile}");
 exec($cmd." 2>&1", $output, $return_val);
 if ($return_val !== 0) {
     _error_log("Clone Error: ". print_r($output, true));
 }
 
 if(empty($resp->useRsync)){
     $resp->videoFiles = getCloneFilesInfo($videosDir);
     $resp->photoFiles = getCloneFilesInfo($photosDir, "userPhoto/");
 }
 
 echo json_encode($resp);
\ No newline at end of file