From 03bb395ad84e8e1201a311d042bd1aa9b9642a99 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Tue, 17 Dec 2019 12:14:30 +0100
Subject: [PATCH] Update document.php

---
 htdocs/projet/tasks/document.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/htdocs/projet/tasks/document.php b/htdocs/projet/tasks/document.php
index 827ac810695..3fa4d5c6d7b 100644
--- a/htdocs/projet/tasks/document.php
+++ b/htdocs/projet/tasks/document.php
@@ -256,11 +256,11 @@ if ($object->id > 0)
 	    $morehtmlref.='<br>';
 
 	    // Third party
-		if ($projectstatic->thirdparty->id > 0) {
-			$morehtmlref .= $langs->trans("ThirdParty") . ': ';
-			$morehtmlref .= $projectstatic->thirdparty->getNomUrl(1);
-			$morehtmlref .= '</div>';
-		}
+	    $morehtmlref .= $langs->trans("ThirdParty") . ': ';
+	    if (is_object($projectstatic->thirdparty) && $projectstatic->thirdparty->id > 0) {
+	    	$morehtmlref .= $projectstatic->thirdparty->getNomUrl(1);
+	    }
+	    $morehtmlref .= '</div>';
 	}
 
 	dol_banner_tab($object, 'ref', $linkback, 1, 'ref', 'ref', $morehtmlref, $param);