see unatgged form

app/Http/Controllers/Controller.php

 
         foreach ($untaggedform as $key => $a) {
             $work_order = WorkOrder::where('_id', $a->_id)->get();
-            dd($work_order);
-            array_push($result, array(
-                'wo' => $work_order->wo,
-            ));
+            if(!empty($work_order)){
+                array_push($result, array(
+                    'wo' => $work_order->wo,
+                ));
+            }
         }
 
         return json_encode($result);