From c175dfe68bdfa20c12bea5aac5b1046ce7f20208 Mon Sep 17 00:00:00 2001
From: fmarcet <fmarcet@2byte.es>
Date: Wed, 15 Feb 2017 09:47:18 +0100
Subject: [PATCH] Fix: Bad code makes don't work for external modules
 numeration model

---
 htdocs/comm/propal/class/propal.class.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 68966bae711..f272120477f 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -1136,6 +1136,7 @@ class Propal extends CommonObject
         }
 
         $clonedObj->id=0;
+        $clonedObj->ref='';
         $clonedObj->statut=self::STATUS_DRAFT;
 
         // Clear fields