public function indexAction()
 {
     $db = $this->di->get('db');
     try {
         var_dump("Start!!");
         $db->begin();
         var_dump('First transaction is opened. Is under transaction: ' . (int) $db->isUnderTransaction());
         var_dump('First transaction is opened. Transaction level is ' . $db->getTransactionLevel());
         $gender = \Gender::findFirst(1);
         // Create user object and set gender relation
         $user = new User();
         $user->setName('Roc');
         $user->gender = $gender;
         // store user, but error occurs
         $user->save();
         $db->commit();
         var_dump("Commit!!!");
         var_dump('First transaction is commited. Is under transaction: ' . (int) $db->isUnderTransaction());
         var_dump('First transaction is commited. Transaction level is ' . $db->getTransactionLevel());
     } catch (\Exception $e) {
         var_dump('Catch: ' . $e->getMessage());
         $db->rollback();
         var_dump('First transaction is rollbacked. Is under transaction: ' . (int) $db->isUnderTransaction());
         var_dump('First transaction is rollbacked. Transaction level is ' . $db->getTransactionLevel());
     }
     /*
      * The problem is here.
      * Now, when the data are fetched via \Phalcon\MVC\Model, exception 'SQLSTATE[25P02]: In failed sql 
      * transaction: 7 ERROR: current transaction is aborted, commands ignored until end of transaction block' occurs
      * 
      * If you can use raw sql below, it's correct
      */
     try {
         $db->begin();
         var_dump('Second transaction is opened. Is under transaction: ' . (int) $db->isUnderTransaction());
         var_dump('Second transaction is opened. Transaction level is ' . $db->getTransactionLevel());
         $users = \User::find();
         var_dump($users);
         $db->commit();
     } catch (\Exception $e) {
         var_dump('Catch: ' . $e->getMessage());
         $db->rollback();
         var_dump('Second transaction is rollbacked. Is under transaction: ' . (int) $db->isUnderTransaction());
         var_dump('Second transaction is rollbacked. Transaction level is ' . $db->getTransactionLevel());
     }
     //		$sql = 'select * from users;';
     //		$result = $db->query($sql);
     //		$result->setFetchMode(\Phalcon\Db::FETCH_ASSOC);
     //		$result = $result->fetchAll($result);
     //		var_dump($result);
     var_dump("Done!!!");
     die;
 }