diff --git a/workflow/engine/controllers/designer.php b/workflow/engine/controllers/designer.php
index 24d370c97..f80d6c52f 100644
--- a/workflow/engine/controllers/designer.php
+++ b/workflow/engine/controllers/designer.php
@@ -29,6 +29,18 @@ class Designer extends Controller
         $client = $this->getClientCredentials();
 
         if (isset($httpData->tracker_designer) && $httpData->tracker_designer == 1) {
+            try {
+                if (!isset($_SESSION['CASE']) && !isset($_SESSION['PIN'])) {
+                    throw (new \Exception(
+                        \G::LoadTranslation('ID_CASE_NOT_EXISTS') . "\n" . \G::LoadTranslation('ID_PIN_INVALID')
+                    ));
+                }
+                \ProcessMaker\BusinessModel\Light\Tracker::authentication($_SESSION['CASE'], $_SESSION['PIN']);
+            } catch (\Exception $e) {
+                Bootstrap::registerMonolog('CaseTracker', 400, $e->getMessage(), [], SYS_SYS, 'processmaker.log');
+                \G::header('Location: /errors/error403.php');
+                die();
+            }
             $client["tracker_designer"] = 1;
         }
 
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Light/Tracker.php b/workflow/engine/src/ProcessMaker/BusinessModel/Light/Tracker.php
index 7d5b87eed..bc6a5e4ef 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Light/Tracker.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Light/Tracker.php
@@ -13,14 +13,14 @@ class Tracker
     }
 
     /**
-     * authenticaction for case tracker
+     * Authentication for case tracker
      *
-     * @param $case numbre case
-     * @param $pin code pin access for case tracek
+     * @param int $case number case
+     * @param int $pin code pin access for case track
      * @return array
      * @throws \Exception
      */
-    public function authentication($case, $pin)
+    public static function authentication($case, $pin)
     {
         $cases = new \Cases();
         $response = array();
diff --git a/workflow/engine/src/ProcessMaker/Services/Api/Light/Tracker.php b/workflow/engine/src/ProcessMaker/Services/Api/Light/Tracker.php
index 051c7d2f7..b723c2170 100644
--- a/workflow/engine/src/ProcessMaker/Services/Api/Light/Tracker.php
+++ b/workflow/engine/src/ProcessMaker/Services/Api/Light/Tracker.php
@@ -21,8 +21,7 @@ class Tracker extends Api
     public function Authentication($case, $pin)
     {
         try {
-            $oMobile = new \ProcessMaker\BusinessModel\Light\Tracker();
-            $response = $oMobile->authentication($case, $pin);
+            $response = \ProcessMaker\BusinessModel\Light\Tracker::authentication($case, $pin);
         } catch (\Exception $e) {
             throw new RestException(Api::STAT_APP_EXCEPTION, $e->getMessage());
         }