From 8ae20c34b93369aa9f52550de83cb6d863b2bc48 Mon Sep 17 00:00:00 2001
From: Ralf Becker <RalfBecker@outdoor-training.de>
Date: Fri, 19 Oct 2018 13:55:23 +0200
Subject: [PATCH] fix PHP Warning: array_shift() expects parameter 1 to be
 array, null given

---
 api/src/Etemplate/Widget/Taglist.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/src/Etemplate/Widget/Taglist.php b/api/src/Etemplate/Widget/Taglist.php
index 5614f7fb22..5c5904b406 100644
--- a/api/src/Etemplate/Widget/Taglist.php
+++ b/api/src/Etemplate/Widget/Taglist.php
@@ -160,7 +160,7 @@ class Taglist extends Etemplate\Widget
 			{
 				self::set_validation_error($form_name,lang('Field must not be empty !!!',$value),'');
 			}
-			if(array_key_exists('multiple', $this->attrs) && $this->attrs['multiple'] == false)
+			if(array_key_exists('multiple', $this->attrs) && $this->attrs['multiple'] == false && is_array($value))
 			{
 				$value = array_shift($value);
 			}