From 99522f59bfafbe50c99b1eebde841d38b14b9357 Mon Sep 17 00:00:00 2001
From: Thomas Marstrander <thomasmars87@gmail.com>
Date: Thu, 21 May 2015 13:02:52 +0200
Subject: [PATCH] Skip groups that are null. This is done because groups with
 only one entry are concatenated with their entry.

---
 h5p.classes.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/h5p.classes.php b/h5p.classes.php
index 0bd122a..ca0fb8e 100644
--- a/h5p.classes.php
+++ b/h5p.classes.php
@@ -2811,6 +2811,10 @@ class H5PContentValidator {
       }
     }
     if (!(isset($semantics->optional) && $semantics->optional)) {
+      if ($group === NULL) {
+        // Error no value. Errors aren't printed...
+        return;
+      }
       foreach ($semantics->fields as $field) {
         if (!(isset($field->optional) && $field->optional)) {
           // Check if field is in group.