Validation and Custom-Validator throws error since flow 6

Classes/Controller/ProfileController.php

@@ -5,7 +5,7 @@
 use Neos\Flow\Mvc\Controller\ActionController;
 use Neos\Flow\Security\Account;
 use Neos\Flow\Security\AccountRepository;
-use Neos\Flow\Security\Authentication\AuthenticationManagerInterface;
+use Neos\Flow\Security\Authentication\TokenAndProviderFactoryInterface;
 use Neos\Flow\Security\Authentication\Token\UsernamePassword;
 use Neos\Flow\Security\Authentication\TokenInterface;
 use Neos\Flow\Security\Context;
@@ -31,11 +31,11 @@ class ProfileController extends ActionController
      */
     protected $userRepository;
 
-    /**
-     * @Flow\Inject
-     * @var AuthenticationManagerInterface
-     */
-    protected $authenticationManager;
+	/**
+	 * @Flow\Inject
+	 * @var TokenAndProviderFactoryInterface
+	 */
+	protected $tokenAndProviderFactory;
 
     /**
      * @Flow\Inject
@@ -104,7 +104,7 @@ protected function getErrorFlashMessage()
      */
     protected function setPassword(Account $account, $password)
     {
-        $tokens = $this->authenticationManager->getTokens();
+        $tokens = $this->tokenAndProviderFactory->getTokens();
         $indexedTokens = array();
         foreach ($tokens as $token) {
             /** @var TokenInterface $token */

Classes/Domain/Service/RegistrationFlow6ValidationServiceInterface.php

@@ -0,0 +1,22 @@
+<?php
+namespace Sandstorm\UserManagement\Domain\Service;
+
+use Sandstorm\UserManagement\Domain\Model\RegistrationFlow;
+use Neos\Error\Messages\Result as ErrorResult;
+use Neos\Flow\Annotations as Flow;
+
+/**
+ * @api
+ */
+interface RegistrationFlow6ValidationServiceInterface
+{
+
+	/**
+	 * You can implement custom validations for your registration flows by implementing this method in your own service.
+	 *
+	 * @param RegistrationFlow $registrationFlow
+	 * @param ErrorResult $validatorResult
+	 * @return void
+	 */
+	public function validateRegistrationFlow6(RegistrationFlow $registrationFlow, ErrorResult $validatorResult);
+}

Classes/Domain/Validator/RegistrationFlowValidator.php

@@ -43,29 +43,31 @@ class RegistrationFlowValidator extends AbstractValidator
      */
     protected function isValid($value)
     {
-
+		
         /** @noinspection PhpUndefinedMethodInspection */
         $existingAccount = $this->accountRepository->findOneByAccountIdentifier($value->getEmail());
 
         if ($existingAccount) {
             $message = $this->translator->translateById('validations.registrationflow.email', [$value->getEmail()], null, null, 'Main', 'Sandstorm.UserManagement');
-            $this->result->forProperty('email')->addError(new Error($message, 1336499566));
+            $this->getResult()->forProperty('email')->addError(new Error($message, 1336499566));
         }
 
         // If a custom validation service is registered, call its validate method to allow custom validations during registration
         if ($this->objectManager->isRegistered(RegistrationFlowValidationServiceInterface::class)) {
             $instance = $this->objectManager->get(RegistrationFlowValidationServiceInterface::class);
             $instance->validateRegistrationFlow($value, $this);
         }
+
     }
-
+	
     /**
      * The custom validation service might need to access the result directly, so it is exposed here
      *
      * @return Result
-     */
-    public function getResult()
-    {
-        return $this->result;
-    }
+     */	
+	public function getResult()
+	{
+		return parent::getResult();
+	}
+
 }