if (count((array) $validatorRule[self::FIELDS]) > 1) {
if (!$validatorRule[self::VALIDATOR_CHAIN]->isValid($data)) {
$this->_invalidMessages[$validatorRule[self::RULE]] = $validatorRule[self::VALIDATOR_CHAIN]->getMessages();
$this->_invalidErrors[$validatorRule[self::RULE]] = $validatorRule[self::VALIDATOR_CHAIN]->getErrors();
return;
}
} else {
...
Fixed.