From a359c7a681dfa27c3d57969ea02cdabd13e4b259 Mon Sep 17 00:00:00 2001
From: Vincent Dieltiens <v.dieltiens@jdc-airports.com>
Date: Wed, 3 Nov 2021 14:22:08 +0100
Subject: [PATCH] Handle case where credit note has no source invoice

---
 htdocs/fourn/facture/card.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
 mode change 100644 => 100755 htdocs/fourn/facture/card.php

diff --git a/htdocs/fourn/facture/card.php b/htdocs/fourn/facture/card.php
old mode 100644
new mode 100755
index ee1f768b60b..5de5942a542
--- a/htdocs/fourn/facture/card.php
+++ b/htdocs/fourn/facture/card.php
@@ -2721,8 +2721,12 @@ if ($action == 'create') {
 		}
 		if ($object->type == FactureFournisseur::TYPE_CREDIT_NOTE) {
 			$facusing = new FactureFournisseur($db);
-			$facusing->fetch($object->fk_facture_source);
-			print ' ('.$langs->transnoentities("CorrectInvoice", $facusing->getNomUrl(1)).')';
+			if ($object->fk_facture_source > 0) {
+				$facusing->fetch($object->fk_facture_source);
+				print ' ('.$langs->transnoentities("CorrectInvoice", $facusing->getNomUrl(1)).')';
+			} else {
+				print ' ('.$langs->transnoentities("NoInvoiceToCorrect").')';
+			}
 		}
 
 		$facidavoir = $object->getListIdAvoirFromInvoice();