diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index 203d2f22a78..257a9cbfb05 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -3012,7 +3012,7 @@ if ($action == 'create')
 			{
 				print '<div class="tagtr listofinvoicetype"><div class="tagtd listofinvoicetype">';
 				$tmp='<input type="radio" id="radio_creditnote" name="type" value="2"' . (GETPOST('type') == 2 ? ' checked' : '');
-				if (! $optionsav) $tmp.=' disabled';
+				if (! $optionsav && empty($conf->global->INVOICE_CREDIT_NOTE_STANDALONE)) $tmp.=' disabled';
 				$tmp.= '> ';
 				// Show credit note options only if we checked credit note
 				print '<script type="text/javascript" language="javascript">
diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 23383e3dfe7..3f8037fc04c 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -1936,10 +1936,16 @@ abstract class CommonObject
 				{
 					foreach ($this->lines as &$line)
 					{
+						// Amounts in company currency will be recalculated
 						if($mode == 1) {
 							$line->subprice = 0;
 						}
 
+						// Amounts in foreign currency will be recalculated
+						if($mode == 2) {
+							$line->multicurrency_subprice = 0;
+						}
+
 						switch ($this->element) {
 							case 'propal':
 								$this->updateline(
diff --git a/htdocs/core/class/discount.class.php b/htdocs/core/class/discount.class.php
index 0f508507491..bf00f5bc91a 100644
--- a/htdocs/core/class/discount.class.php
+++ b/htdocs/core/class/discount.class.php
@@ -139,7 +139,7 @@ class DiscountAbsolute
         $sql.= " FROM ".MAIN_DB_PREFIX."societe_remise_except as sr";
         $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as f ON sr.fk_facture_source = f.rowid";
         $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."facture as fsup ON sr.fk_invoice_supplier_source = fsup.rowid";
-        $sql.= " WHERE sr.entity = " . $conf->entity;
+	$sql.= " WHERE sr.entity IN (".getEntity('invoice').")";
         if ($rowid) $sql.= " AND sr.rowid=".$rowid;
         if ($fk_facture_source) $sql.= " AND sr.fk_facture_source=".$fk_facture_source;
         if ($fk_invoice_supplier_source) $sql.= " AND sr.fk_invoice_supplier_source=".$fk_invoice_supplier_source;
diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index 51829492665..d0d0e4a1615 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -3511,6 +3511,8 @@ class CommandeFournisseurLigne extends CommonOrderLine
 
         $error=0;
 
+        $this->db->begin();
+
         // Mise a jour ligne en base
         $sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element." SET";
         $sql.= "  description='".$this->db->escape($this->desc)."'";
diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index f5e67dec70d..e8ce573737d 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -1,22 +1,22 @@
 <?php
-/* Copyright (C) 2001-2007	Rodolphe Quiedeville	<rodolphe@quiedeville.org>
- * Copyright (C) 2004-2016	Laurent Destailleur	<eldy@users.sourceforge.net>
- * Copyright (C) 2005		Eric Seigne		<eric.seigne@ryxeo.com>
- * Copyright (C) 2005-2015	Regis Houssin		<regis.houssin@capnetworks.com>
- * Copyright (C) 2006		Andre Cianfarani	<acianfa@free.fr>
- * Copyright (C) 2006		Auguria SARL		<info@auguria.org>
- * Copyright (C) 2010-2015	Juanjo Menent		<jmenent@2byte.es>
- * Copyright (C) 2013-2016	Marcos García		<marcosgdf@gmail.com>
- * Copyright (C) 2012-2013	Cédric Salvador		<csalvador@gpcsolutions.fr>
- * Copyright (C) 2011-2017	Alexandre Spangaro	<aspangaro.dolibarr@gmail.com>
- * Copyright (C) 2014		Cédric Gross		<c.gross@kreiz-it.fr>
- * Copyright (C) 2014-2015	Ferran Marcet		<fmarcet@2byte.es>
- * Copyright (C) 2015		Jean-François Ferry	<jfefe@aternatik.fr>
- * Copyright (C) 2015		Raphaël Doursenaud	<rdoursenaud@gpcsolutions.fr>
- * Copyright (C) 2016		Charlie Benke		<charlie@patas-monkey.com>
- * Copyright (C) 2016		Meziane Sof		<virtualsof@yahoo.fr>
- * Copyright (C) 2017		Josep Lluís Amador	<joseplluis@lliuretic.cat>
- * Copyright (C) 2019       Frédéric France         <frederic.france@netlogic.fr>
+/* Copyright (C) 2001-2007	Rodolphe Quiedeville <rodolphe@quiedeville.org>
+ * Copyright (C) 2004-2016	Laurent Destailleur	 <eldy@users.sourceforge.net>
+ * Copyright (C) 2005		Eric Seigne		     <eric.seigne@ryxeo.com>
+ * Copyright (C) 2005-2015	Regis Houssin		 <regis.houssin@capnetworks.com>
+ * Copyright (C) 2006		Andre Cianfarani	 <acianfa@free.fr>
+ * Copyright (C) 2006		Auguria SARL		 <info@auguria.org>
+ * Copyright (C) 2010-2015	Juanjo Menent		 <jmenent@2byte.es>
+ * Copyright (C) 2013-2016	Marcos García		 <marcosgdf@gmail.com>
+ * Copyright (C) 2012-2013	Cédric Salvador		 <csalvador@gpcsolutions.fr>
+ * Copyright (C) 2011-2017	Alexandre Spangaro	 <aspangaro.dolibarr@gmail.com>
+ * Copyright (C) 2014		Cédric Gross		 <c.gross@kreiz-it.fr>
+ * Copyright (C) 2014-2015	Ferran Marcet		 <fmarcet@2byte.es>
+ * Copyright (C) 2015		Jean-François Ferry	 <jfefe@aternatik.fr>
+ * Copyright (C) 2015		Raphaël Doursenaud	 <rdoursenaud@gpcsolutions.fr>
+ * Copyright (C) 2016		Charlie Benke		 <charlie@patas-monkey.com>
+ * Copyright (C) 2016		Meziane Sof		     <virtualsof@yahoo.fr>
+ * Copyright (C) 2017		Josep Lluís Amador	 <joseplluis@lliuretic.cat>
+ * Copyright (C) 2019       Frédéric France      <frederic.france@netlogic.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -1605,7 +1605,9 @@ else
 			{
 				// TODO change for compatibility with edit in place
 				$typeformat='select;0:'.$langs->trans("Product").',1:'.$langs->trans("Service");
-				print '<tr><td class="titlefield">'.$form->editfieldkey("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat).'</td><td colspan="2">';
+				print '<tr><td class="titlefield">';
+				print (empty($conf->global->PRODUCT_DENY_CHANGE_PRODUCT_TYPE)) ? $form->editfieldkey("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat) : $langs->trans('Type');
+				print '</td><td colspan="2">';
 				print $form->editfieldval("Type", 'fk_product_type', $object->type, $object, $usercancreate, $typeformat);
 				print '</td></tr>';
 			}