From 30b23873f38c07f3ae987e8821c5edc74f5202d8 Mon Sep 17 00:00:00 2001
From: dheeyi william <dheeyi@gmail.com>
Date: Fri, 20 Jan 2017 14:40:55 -0400
Subject: [PATCH] HOR-2462 [Zendesk 4018]- Grid is not able to delete data when
 populated by trigger

---
 workflow/engine/classes/class.pmDynaform.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/workflow/engine/classes/class.pmDynaform.php b/workflow/engine/classes/class.pmDynaform.php
index 125166c24..d20c56dc1 100644
--- a/workflow/engine/classes/class.pmDynaform.php
+++ b/workflow/engine/classes/class.pmDynaform.php
@@ -1909,6 +1909,12 @@ class pmDynaform
                 if ($validatorClass !== null) {
                     $validatorClass->validatePost($post);
                 }
+                //Clears the data in the appData for grids
+                if (array_key_exists($json->id, $this->fields) && $json->type === 'grid' &&
+                    !array_key_exists($json->id, $post)
+                ) {
+                    $post[$json->variable] = array(array());
+                }
             }
         };
         $json = G::json_decode($this->record["DYN_CONTENT"]);