From eb906c93bdb20b11bd3701dc51efd19d6b3aa23c Mon Sep 17 00:00:00 2001
From: Jared Whiklo <jwhiklo@gmail.com>
Date: Mon, 20 Aug 2018 15:08:31 -0500
Subject: [PATCH] Check for the parent before we getValue (#95)

---
 src/IslandoraUtils.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/IslandoraUtils.php b/src/IslandoraUtils.php
index 41fd44ba..23b5f0d3 100644
--- a/src/IslandoraUtils.php
+++ b/src/IslandoraUtils.php
@@ -107,10 +107,13 @@ class IslandoraUtils {
     if ($field->isEmpty()) {
       return NULL;
     }
-    return $field->first()
+    $parent = $field->first()
       ->get('entity')
-      ->getTarget()
-      ->getValue();
+      ->getTarget();
+    if (!is_null($parent)) {
+      return $parent->getValue();
+    }
+    return NULL;
   }
 
   /**