diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 562032de9fa..9ebd4a85e5e 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -3930,7 +3930,7 @@ class PropaleLigne extends CommonObjectLine
 		$sql.= " ".price2num($this->localtax2_tx).",";
 		$sql.= " '".$this->db->escape($this->localtax1_type)."',";
 		$sql.= " '".$this->db->escape($this->localtax2_type)."',";
-		$sql.= " ".($this->subprice?price2num($this->subprice):"null").",";
+		$sql.= " ".(price2num($this->subprice)!==''?price2num($this->subprice):"null").",";
 		$sql.= " ".price2num($this->remise_percent).",";
 		$sql.= " ".(isset($this->info_bits)?"'".$this->db->escape($this->info_bits)."'":"null").",";
 		$sql.= " ".price2num($this->total_ht).",";
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 17e4387c4de..fd903c4fcfb 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -4042,7 +4042,7 @@ class OrderLine extends CommonOrderLine
         $sql.= ' '.(! empty($this->fk_product)?$this->fk_product:"null").',';
         $sql.= " '".$this->db->escape($this->product_type)."',";
         $sql.= " '".price2num($this->remise_percent)."',";
-        $sql.= " ".($this->subprice!=''?"'".price2num($this->subprice)."'":"null").",";
+        $sql.= " ".(price2num($this->subprice)!==''?price2num($this->subprice):"null").",";
         $sql.= " ".($this->price!=''?"'".price2num($this->price)."'":"null").",";
         $sql.= " '".price2num($this->remise)."',";
         $sql.= ' '.(! empty($this->fk_remise_except)?$this->fk_remise_except:"null").',';
@@ -4051,11 +4051,11 @@ class OrderLine extends CommonOrderLine
 		$sql.= ' '.(! empty($this->fk_fournprice)?$this->fk_fournprice:"null").',';
 		$sql.= ' '.price2num($this->pa_ht).',';
         $sql.= " '".$this->db->escape($this->info_bits)."',";
-        $sql.= " '".price2num($this->total_ht)."',";
-        $sql.= " '".price2num($this->total_tva)."',";
-        $sql.= " '".price2num($this->total_localtax1)."',";
-        $sql.= " '".price2num($this->total_localtax2)."',";
-        $sql.= " '".price2num($this->total_ttc)."',";
+        $sql.= " ".price2num($this->total_ht).",";
+        $sql.= " ".price2num($this->total_tva).",";
+        $sql.= " ".price2num($this->total_localtax1).",";
+        $sql.= " ".price2num($this->total_localtax2).",";
+        $sql.= " ".price2num($this->total_ttc).",";
         $sql.= " ".(! empty($this->date_start)?"'".$this->db->idate($this->date_start)."'":"null").',';
         $sql.= " ".(! empty($this->date_end)?"'".$this->db->idate($this->date_end)."'":"null").',';
 	    $sql.= ' '.(!$this->fk_unit ? 'NULL' : $this->fk_unit);
diff --git a/htdocs/resource/list.php b/htdocs/resource/list.php
index 63ec3d6d6ff..8ef3168ee96 100644
--- a/htdocs/resource/list.php
+++ b/htdocs/resource/list.php
@@ -1,6 +1,7 @@
 <?php
 /* Copyright (C) 2013-2014      Jean-François Ferry     <jfefe@aternatik.fr>
- *
+ * Copyright (C) 2018           Nicolas ZABOURI         <info@inovea-conseil.com>
+ * 
  * 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
  * the Free Software Foundation, either version 3 of the License, or
@@ -241,14 +242,14 @@ print "</tr>\n";
 
 if ($ret)
 {
-    foreach ($object->lines as $resource)
+    foreach ($object->lines as $obj)
     {
         print '<tr class="oddeven">';
 
         if (! empty($arrayfields['t.ref']['checked']))
         {
         	print '<td>';
-        	print $resource->getNomUrl(5);
+        	print $obj->getNomUrl(5);
         	print '</td>';
 	        if (! $i) $totalarray['nbfield']++;
         }
@@ -256,7 +257,7 @@ if ($ret)
         if (! empty($arrayfields['ty.label']['checked']))
         {
         	print '<td>';
-        	print $resource->type_label;
+        	print $obj->type_label;
         	print '</td>';
 	        if (! $i) $totalarray['nbfield']++;
         }
@@ -265,11 +266,11 @@ if ($ret)
         include DOL_DOCUMENT_ROOT.'/core/tpl/extrafields_list_print_fields.tpl.php';
 
         print '<td align="center">';
-        print '<a href="./card.php?action=edit&id='.$resource->id.'">';
+        print '<a href="./card.php?action=edit&id='.$obj->id.'">';
         print img_edit();
         print '</a>';
         print '&nbsp;';
-        print '<a href="./card.php?action=delete&id='.$resource->id.'">';
+        print '<a href="./card.php?action=delete&id='.$obj->id.'">';
         print img_delete();
         print '</a>';
         print '</td>';
diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index 5b7416dbaa6..8e3ae7222fb 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -802,7 +802,8 @@ class User extends CommonObject
 					else
 					{
 						if(empty($this->rights->$module->$perms)) $this->nb_rights++;
-						$this->rights->$module->$perms = 1;
+						// if we have already define a subperm like this $this->rights->$module->level1->level2 with llx_user_rights, we don't want override level1 because the level2 can be not define on user group
+						if (!is_object($this->rights->$module->$perms)) $this->rights->$module->$perms = 1;
 					}
 
 				}