From 541f0a78f1711e80bb82a175e90c4371bc3f3ac4 Mon Sep 17 00:00:00 2001
From: Joey <Narkoleptika@users.noreply.github.com>
Date: Wed, 25 Apr 2018 23:13:28 -0700
Subject: [PATCH] Fix for missing _group field when saving data from a nested
 group repeater (#3523)

Fixes #3067. Credit to @Narkoleptika. Thanks to @petehalverson for his docker container work for replicating.
---
 .../backend/formwidgets/repeater/partials/_repeater_item.htm   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/backend/formwidgets/repeater/partials/_repeater_item.htm b/modules/backend/formwidgets/repeater/partials/_repeater_item.htm
index ddcf4ce74..fe1082962 100644
--- a/modules/backend/formwidgets/repeater/partials/_repeater_item.htm
+++ b/modules/backend/formwidgets/repeater/partials/_repeater_item.htm
@@ -40,6 +40,9 @@
         <?php foreach ($widget->getFields() as $field): ?>
             <?= $widget->renderField($field) ?>
         <?php endforeach ?>
+        <?php if ($useGroups): ?>
+            <input type="hidden" name="<?= $widget->arrayName ?>[_group]" value="<?= $groupCode ?>" />
+        <?php endif ?>
     </div>
 
     <input type="hidden" name="<?= $indexInputName ?>[]" value="<?= $indexValue ?>" />