From c2cd16c76b64adac2acd048ccf74a537ed2730ad Mon Sep 17 00:00:00 2001
From: Dany De Bontridder <danydb@noalyss.eu>
Date: Thu, 12 Sep 2019 20:44:29 +0200
Subject: [PATCH] Bug : for customer without vat, there is not variable
 e_march_x_tva

---
 include/class/document.class.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/class/document.class.php b/include/class/document.class.php
index a703f7b7e..a58f1de64 100644
--- a/include/class/document.class.php
+++ b/include/class/document.class.php
@@ -949,6 +949,7 @@ class Document
             /* if we do not use vat this var. is not set */
             if ( !isset(${$tva}) ) return '';
             if ( !isset (${'e_march'.$this->counter}) ) return "";
+             if ( !isset (${$tva}) ) return "";
             // check that something is sold
             if ( ${$price} == 0 || ${$qt} == 0
                     || strlen(trim( $price )) ==0
@@ -964,6 +965,7 @@ class Document
             $price='e_march'.$this->counter.'_price' ;
             $tva='e_march'.$this->counter.'_tva_id';
             if ( !isset (${'e_march'.$this->counter}) ) return "";
+            if ( !isset (${$tva}) ) return "";
             // check that something is sold
             if ( ${$price} == 0 || ${$qt} == 0
                     || strlen(trim( $price )) ==0
@@ -981,6 +983,7 @@ class Document
             $price='e_march'.$this->counter.'_price' ;
             $tva='e_march'.$this->counter.'_tva_id';
             if ( !isset (${'e_march'.$this->counter}) ) return "";
+             if ( !isset (${$tva}) ) return "";
             // check that something is sold
             if ( ${$price} == 0 || ${$qt} == 0
                     || strlen(trim( $price )) ==0