diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 510248b7c2c..1ff1ed6b2d6 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -1458,9 +1458,9 @@ abstract class CommonObject
 			if ($trigkey)
 			{
 				// call trigger with updated object values
-				if (empty($this->get_field_list()) && method_exists($this, 'fetch')) 
+				if (empty($this->fields) && method_exists($this, 'fetch')) 
 				{
-					$result = $this->fetch($id); 
+					$result = $this->fetch($id);
 				} 
 				else 
 				{