From 057adaea5f8da96ab435eff0f60885338e25e138 Mon Sep 17 00:00:00 2001
From: jbolduc <jbolduc@genuineinteractive.com>
Date: Wed, 29 Jul 2015 12:56:40 -0400
Subject: [PATCH] Apply Patch

---
 quiz.module | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/quiz.module b/quiz.module
index 8d4dc01..ee2ad17 100644
--- a/quiz.module
+++ b/quiz.module
@@ -813,10 +813,16 @@ function quiz_delete($node) {
   }
   entity_delete_multiple('quiz_result', $result_ids);
 
-  // Remove quiz node records from table quiz_node_properties
-  db_delete('quiz_node_properties')
-    ->condition('nid', $node->nid)
-    ->execute();
+  // Deleting quiz entities
+  $res = db_query('SELECT qnp_id FROM {quiz_node_properties}
+          WHERE nid = :nid', array(':nid' => $node->nid));
+  $qnp_ids = array();
+  while ($qnp_id = $res->fetchField()) {
+    $qnp_ids[] = $qnp_id;
+  }
+
+  entity_delete_multiple('quiz', $qnp_ids);
+
   // Remove quiz node records from table quiz_node_relationship
   db_delete('quiz_node_relationship')
     ->condition('parent_nid', $node->nid)
-- 
2.0.3