From d7d44e22e3b908dabdf3b0d8f8cabd8710c0290b Mon Sep 17 00:00:00 2001
From: Florian Mortgat <florian.mortgat@atm-consulting.fr>
Date: Fri, 8 Jan 2021 10:30:39 +0100
Subject: [PATCH] FIX warning when filtering on date extrafield (cannot
 concatenate array to string)

---
 htdocs/core/tpl/extrafields_list_search_param.tpl.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/htdocs/core/tpl/extrafields_list_search_param.tpl.php b/htdocs/core/tpl/extrafields_list_search_param.tpl.php
index 2443fda1acb..5fca6bc70a9 100644
--- a/htdocs/core/tpl/extrafields_list_search_param.tpl.php
+++ b/htdocs/core/tpl/extrafields_list_search_param.tpl.php
@@ -30,6 +30,7 @@ if (!empty($search_array_options) && is_array($search_array_options))	// $extraf
 			$param .= '&' . $search_options_pattern.$tmpkey.'_endday='   . dol_print_date($val['end'], '%d');
 			$param .= '&' . $search_options_pattern.$tmpkey.'_endhour='  . dol_print_date($val['end'], '%H');
 			$param .= '&' . $search_options_pattern.$tmpkey.'_endmin='   . dol_print_date($val['end'], '%M');
+			$val = '';
 		}
 		if ($val != '') $param .= '&'.$search_options_pattern.$tmpkey.'='.urlencode($val);
 	}