diff --git a/htdocs/modulebuilder/template/class/myobject.class.php b/htdocs/modulebuilder/template/class/myobject.class.php
index dc758a57cc8..62c539ff70c 100644
--- a/htdocs/modulebuilder/template/class/myobject.class.php
+++ b/htdocs/modulebuilder/template/class/myobject.class.php
@@ -410,7 +410,7 @@ class MyObject extends CommonObject
 	 * @param	int    		$id   			Id object
 	 * @param	string 		$ref  			Ref
 	 * @param	int<0,1>	$noextrafields	0=Default to load extrafields, 1=No extrafields
-	 * @param	int<0,1>	$nolines		0=Default to load extrafields, 1=No extrafields
+	 * @param	int<0,1>	$nolines		0=Default to load lines, 1=No lines
 	 * @return	int<-1,1>					Return integer <0 if KO, 0 if not found, >0 if OK
 	 */
 	public function fetch($id, $ref = null, $noextrafields = 0, $nolines = 0)
@@ -460,11 +460,15 @@ class MyObject extends CommonObject
 		$sql = "SELECT ";
 		$sql .= $this->getFieldList('t');
 		$sql .= " FROM ".$this->db->prefix().$this->table_element." as t";
-		if (isset($this->isextrafieldmanaged) && $this->isextrafieldmanaged == 1) {
+		if (!empty($this->isextrafieldmanaged) && $this->isextrafieldmanaged == 1) {
 			$sql .= " LEFT JOIN ".$this->db->prefix().$this->table_element."_extrafields as te ON te.fk_object = t.rowid";
 		}
-		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 1) {
+		if (!empty($this->ismultientitymanaged) && (int) $this->ismultientitymanaged == 1) {
 			$sql .= " WHERE t.entity IN (".getEntity($this->element).")";
+		} elseif (preg_match('/^\w+@\w+$/', (string) $this->ismultientitymanaged)) {
+			$tmparray = explode('@', (string) $this->ismultientitymanaged);
+			$sql .= " LEFT JOIN ".$this->db->prefix().$tmparray[1]." as pt ON t.".$this->db->sanitize($tmparray[0])." = pt.rowid";
+			$sql .= " WHERE pt.entity IN (".getEntity($this->element).")";
 		} else {
 			$sql .= " WHERE 1 = 1";
 		}