From 08f21e3fc46e7314230f15be50895ef9791c349d Mon Sep 17 00:00:00 2001
From: Marc de Lima Lucio <68746600+marc-dll@users.noreply.github.com>
Date: Tue, 10 Aug 2021 10:23:56 +0200
Subject: [PATCH] FIX: invoice validation: when checking if any vat rate has a
 negative amount, prevent false positives with -1E-14 amounts

---
 htdocs/compta/facture/card.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index fe5d5c3ab0a..d3cddeb6095 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -318,8 +318,8 @@ if (empty($reshook))
 			//var_dump($array_of_total_ht_per_vat_rate);exit;
 			foreach ($array_of_total_ht_per_vat_rate as $vatrate => $tmpvalue)
 			{
-				$tmp_total_ht = $array_of_total_ht_per_vat_rate[$vatrate];
-				$tmp_total_ht_devise = $array_of_total_ht_devise_per_vat_rate[$vatrate];
+				$tmp_total_ht = price2num($array_of_total_ht_per_vat_rate[$vatrate]);
+				$tmp_total_ht_devise = price2num($array_of_total_ht_devise_per_vat_rate[$vatrate]);
 
 				if (($tmp_total_ht < 0 || $tmp_total_ht_devise < 0) && empty($conf->global->FACTURE_ENABLE_NEGATIVE_LINES))
 				{