diff --git a/ChangeLog b/ChangeLog
index c2ad4b7ecf1..b75afb18be0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -11,6 +11,7 @@ English Dolibarr ChangeLog
 - Fix: right and error management #1961
 - Fix: Fix Error when trying to clone an Order #1943
 - Fix: [ bug #1618 ] PHP Error thrown when saving a barcode
+- Fix: webservice Thirdparty parameter lastname for invidual creation is now lastname and not ref 
 
 ***** ChangeLog for 3.6.1 compared to 3.6.* *****
 For users:
diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index c9e5d937a18..16583c0703c 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -743,15 +743,17 @@ class ExtraFields
 					if (strpos($InfoFieldList[4], 'extra')!==false)
 					{
 						$sql.= ' as main, '.MAIN_DB_PREFIX .$InfoFieldList[0].'_extrafields as extra';
-						$sqlwhere.= ' AND extra.fk_object=main.'.$InfoFieldList[2]. ' AND '.$InfoFieldList[4];
+						$sqlwhere.= ' WHERE extra.fk_object=main.'.$InfoFieldList[2]. ' AND '.$InfoFieldList[4];
 					}
 					else
 					{
-						$sqlwhere.= ' AND '.$InfoFieldList[4];
+						$sqlwhere.= ' WHERE '.$InfoFieldList[4];
 					}
+				}else {
+					$sqlwhere.= ' WHERE 1';
 				}
 				if (in_array($InfoFieldList[0],array('tablewithentity'))) $sqlwhere.= ' AND entity = '.$conf->entity;	// Some tables may have field, some other not. For the moment we disable it.
-				$sql.=preg_replace('/^ AND /','',$sqlwhere);
+				//$sql.=preg_replace('/^ AND /','',$sqlwhere);
 				//print $sql;
 
 				dol_syslog(get_class($this).'::showInputField type=sellist sql='.$sql);
@@ -979,7 +981,10 @@ class ExtraFields
 				{
 					foreach ($fields_label as $field_toshow)
 					{
-						$translabel=$langs->trans($obj->$field_toshow);
+						$translabel='';
+						if (!empty($obj->$field_toshow)) {
+							$translabel=$langs->trans($obj->$field_toshow);
+						}
 						if ($translabel!=$field_toshow) {
 							$value.=dol_trunc($translabel,18).' ';
 						}else {
@@ -989,7 +994,10 @@ class ExtraFields
 				}
 				else
 				{
-					$translabel=$langs->trans($obj->$InfoFieldList[1]);
+					$translabel='';
+					if (!empty($obj->$InfoFieldList[1])) {
+						$translabel=$langs->trans($obj->$InfoFieldList[1]);
+					}
 					if ($translabel!=$obj->$InfoFieldList[1]) {
 						$value=dol_trunc($translabel,18);
 					}else {
diff --git a/htdocs/webservices/server_thirdparty.php b/htdocs/webservices/server_thirdparty.php
index c5ac0c8c686..4a295cd3bfa 100644
--- a/htdocs/webservices/server_thirdparty.php
+++ b/htdocs/webservices/server_thirdparty.php
@@ -460,7 +460,7 @@ function createThirdParty($authentication,$thirdparty)
         $result=$newobject->create($fuser);
         if ($newobject->particulier && $result > 0) {
             $newobject->firstname = $thirdparty['firstname'];
-            $newobject->name_bis = $thirdparty['ref'];
+            $newobject->name_bis = $thirdparty['lastname'];
             $result = $newobject->create_individual($fuser);
         }
         if ($result <= 0)