From d122677a343f0acc3526f406d1f13571c3a741ab Mon Sep 17 00:00:00 2001
From: nikitasinelnikov <nsinelnikov.work@gmail.com>
Date: Wed, 19 Feb 2020 14:38:53 +0200
Subject: [PATCH] - fix the notice for multi-checkbox field;

---
 includes/admin/core/class-admin-forms.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/includes/admin/core/class-admin-forms.php b/includes/admin/core/class-admin-forms.php
index 4d94b52b..ce9b0546 100644
--- a/includes/admin/core/class-admin-forms.php
+++ b/includes/admin/core/class-admin-forms.php
@@ -1082,6 +1082,9 @@ if ( ! class_exists( 'um\admin\core\Admin_Forms' ) ) {
 			$name = ! empty( $this->form_data['prefix_id'] ) ? $this->form_data['prefix_id'] . '[' . $name . ']' : $name;
 
 			$values = $this->get_field_value( $field_data );
+			if ( empty( $values ) ) {
+				$values = array();
+			}
 
 			$i = 0;
 			$html = '';