@@ -116,7 +116,6 @@ class UserGroup extends Model
FROM {$this->table} u
LEFT OUTER JOIN {$this->usergroup_rel_course_table} urc
ON (u.id = urc.usergroup_id AND course_id = $course_id)
- WHERE course_id is NULL
";
$conditions = Database::parse_conditions($options);
$sql .= $conditions;