From cf75937b1d72d39729ca855a384f360855da66b9 Mon Sep 17 00:00:00 2001
From: Guillaume Lajarige <guillaume.lajarige@combodo.com>
Date: Fri, 13 Apr 2018 12:26:43 +0000
Subject: [PATCH] Advanced search: Fix multiple undefined values bug on enum
 criteria.

SVN:trunk[5661]
---
 js/search/search_form_criteria_enum.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/search/search_form_criteria_enum.js b/js/search/search_form_criteria_enum.js
index 9f4cf765d..807470092 100644
--- a/js/search/search_form_criteria_enum.js
+++ b/js/search/search_form_criteria_enum.js
@@ -25,7 +25,7 @@ $(function()
 
 			// Null value
 			'null_value': {
-				'code': null,
+				'code': 'null',
 				'label': Dict.S('Enum:Undefined'),
 			},