diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 16eb93f..0f2a1b1 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -86,7 +86,7 @@ final class ApiController extends Controller
     public function apiWorkflowExport(HttpRequest $request, HttpResponse $response, mixed $data = null) : void
     {
         if (!empty($val = $this->validateExport($request))) {
-            $response->set('export', new FormValidation($val));
+            $response->data['export'] = new FormValidation($val);
             $response->header->status = RequestStatusCode::R_400;
 
             return;
@@ -124,7 +124,7 @@ final class ApiController extends Controller
 
         $view = $this->createView($instance, $request, $response);
         $this->setWorkflowResponseHeader($view, $instance->template->name, $request, $response);
-        $view->setData('path', __DIR__ . '/../../../');
+        $view->data['path'] = __DIR__ . '/../../../';
 
         $response->set('export', $view);
     }
@@ -323,11 +323,11 @@ final class ApiController extends Controller
 
         $view = new View($this->app->l11nManager, $request, $response);
 
-        $view->addData('tcoll', $tcoll);
-        $view->addData('lang', $request->getData('lang') ?? $request->getLanguage());
-        $view->addData('instance', $instance);
-        $view->addData('template', $instance->template);
-        $view->addData('basepath', __DIR__ . '/../../../');
+        $view->data['tcoll'] = $tcoll;
+        $view->data['lang'] = $request->getData('lang') ?? $request->header->l11n->language;
+        $view->data['instance'] = $instance;
+        $view->data['template'] = $instance->template;
+        $view->data['basepath'] = __DIR__ . '/../../../';
 
         return $view;
     }
@@ -347,11 +347,11 @@ final class ApiController extends Controller
      */
     public function apiWorkflowTemplateCreate(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : void
     {
-        $uploadedFiles = $request->getFiles();
+        $uploadedFiles = $request->files;
         $files         = [];
 
         if (!empty($val = $this->validateTemplateCreate($request))) {
-            $response->set('template_create', new FormValidation($val));
+            $response->data['template_create'] = new FormValidation($val);
             $response->header->status = RequestStatusCode::R_400;
 
             return;
@@ -631,7 +631,7 @@ final class ApiController extends Controller
     public function apiWorkflowInstanceCreate(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : void
     {
         if (!empty($val = $this->validateInstanceCreate($request))) {
-            $response->set('instance_create', new FormValidation($val));
+            $response->data['instance_create'] = new FormValidation($val);
             $response->header->status = RequestStatusCode::R_400;
 
             return;
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index c0b15a4..9ddd179 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -50,7 +50,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/Workflow/Theme/Backend/workflow-template-list');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         $path      = \str_replace('+', ' ', (string) ($request->getData('path') ?? '/'));
         $templates = WorkflowTemplateMapper::getAll()
@@ -58,16 +58,16 @@ final class BackendController extends Controller
             ->with('tags')
             ->with('tags/title')
             ->where('virtualPath', $path)
-            ->where('tags/title/language', $response->getLanguage())
+            ->where('tags/title/language', $response->header->l11n->language)
             ->execute();
 
         list($collection, $parent) = CollectionMapper::getCollectionsByPath($path);
 
-        $view->addData('parent', $parent);
-        $view->addData('collections', $collection);
-        $view->addData('path', $path);
-        $view->addData('reports', $templates);
-        $view->addData('account', $this->app->accountManager->get($request->header->account));
+        $view->data['parent'] = $parent;
+        $view->data['collections'] = $collection;
+        $view->data['path'] = $path;
+        $view->data['reports'] = $templates;
+        $view->data['account'] = $this->app->accountManager->get($request->header->account);
 
         return $view;
     }
@@ -87,7 +87,7 @@ final class BackendController extends Controller
     public function viewWorkflowTemplate(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : RenderableInterface
     {
         $view = new View($this->app->l11nManager, $request, $response);
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         /** @var \Modules\Workflow\Models\WorkflowTemplate $template */
         $template = WorkflowTemplateMapper::get()
@@ -97,7 +97,7 @@ final class BackendController extends Controller
             ->where('id', (int) $request->getData('id'))
             ->execute();
 
-        $view->setData('template', $template);
+        $view->data['template'] = $template;
 
         if ($template->source->findFile('template-profile.tpl.php')->id > 0) {
             require_once $template->source->findFile('WorkflowController.php')->getPath();
@@ -109,7 +109,7 @@ final class BackendController extends Controller
             $view->setTemplate('/Modules/Workflow/Theme/Backend/workflow-template');
         }
 
-        $head = $response->get('Content')->getData('head');
+        $head = $response->get('Content')->head;
         $head->addAsset(AssetType::JSLATE, 'Resources/mermaid/mermaid.min.js?v=1.0.0');
         $head->addAsset(AssetType::JSLATE, 'Modules/Workflow/Controller.js?v=1.0.0', ['type' => 'module']);
 
@@ -132,7 +132,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/Workflow/Theme/Backend/workflow-template-create');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         return $view;
     }
@@ -153,12 +153,12 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/Workflow/Theme/Backend/workflow-dashboard');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         $instances = WorkflowInstanceAbstractMapper::getAll()
             ->execute();
 
-        $view->setData('instances', $instances);
+        $view->data['instances'] = $instances;
 
         return $view;
     }
@@ -179,13 +179,13 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/Workflow/Theme/Backend/workflow-instance-list');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         /** @var \Modules\Workflow\Models\WorkflowInstanceAbstract $instances */
         $instances = WorkflowInstanceAbstractMapper::getAll()
             ->execute();
 
-        $view->setData('instances', $instances);
+        $view->data['instances'] = $instances;
 
         return $view;
     }
@@ -205,7 +205,7 @@ final class BackendController extends Controller
     public function viewInstance(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : RenderableInterface
     {
         $view = new View($this->app->l11nManager, $request, $response);
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1005501001, $request, $response);
 
         /** @var \Modules\Workflow\Models\WorkflowInstanceAbstract $instance */
         $instance = WorkflowInstanceAbstractMapper::get()
@@ -220,7 +220,7 @@ final class BackendController extends Controller
             ->limit()
             ->execute();
 
-        $view->addData('template', $template);
+        $view->data['template'] = $template;
 
         if ($template->source->findFile('instance-profile.tpl.php')->id > 0) {
             require_once $template->source->findFile('WorkflowController.php')->getPath();
diff --git a/Controller/CliController.php b/Controller/CliController.php
index 64830c8..7b7bc89 100755
--- a/Controller/CliController.php
+++ b/Controller/CliController.php
@@ -108,7 +108,7 @@ final class CliController extends Controller
         $view = new View($this->app->l11nManager, $request, $response);
 
         if (!empty($val = $this->validateInstanceCreate($request))) {
-            $response->set('instance_create', new FormValidation($val));
+            $response->data['instance_create'] = new FormValidation($val);
             $response->header->status = RequestStatusCode::R_400;
         }
 
diff --git a/Models/WorkflowInstanceAbstract.php b/Models/WorkflowInstanceAbstract.php
index bb6b784..d90d8f3 100755
--- a/Models/WorkflowInstanceAbstract.php
+++ b/Models/WorkflowInstanceAbstract.php
@@ -103,18 +103,6 @@ class WorkflowInstanceAbstract
         $this->createdAt = new \DateTimeImmutable('now');
     }
 
-    /**
-     * Get id
-     *
-     * @return int
-     *
-     * @since 1.0.0
-     */
-    public function getId() : int
-    {
-        return $this->id;
-    }
-
     /**
      * Set status
      *
diff --git a/Models/WorkflowTemplate.php b/Models/WorkflowTemplate.php
index 16fc749..d8b918f 100755
--- a/Models/WorkflowTemplate.php
+++ b/Models/WorkflowTemplate.php
@@ -107,18 +107,6 @@ class WorkflowTemplate
         $this->source    = new NullCollection();
     }
 
-    /**
-     * Get id
-     *
-     * @return int
-     *
-     * @since 1.0.0
-     */
-    public function getId() : int
-    {
-        return $this->id;
-    }
-
     /**
      * Get hooks
      *
diff --git a/Theme/Backend/workflow-create.tpl.php b/Theme/Backend/workflow-create.tpl.php
index 50b488c..0cdc604 100755
--- a/Theme/Backend/workflow-create.tpl.php
+++ b/Theme/Backend/workflow-create.tpl.php
@@ -13,4 +13,4 @@
 declare(strict_types=1);
 
 /** @var \phpOMS\Views\View $this */
-echo $this->getData('nav')->render();
+echo $this->data['nav']->render();
diff --git a/Theme/Backend/workflow-dashboard.tpl.php b/Theme/Backend/workflow-dashboard.tpl.php
index 3cb98c1..db1abc2 100755
--- a/Theme/Backend/workflow-dashboard.tpl.php
+++ b/Theme/Backend/workflow-dashboard.tpl.php
@@ -15,9 +15,9 @@ declare(strict_types=1);
 /**
  * @var \phpOMS\Views\View $this
  */
-$instances = $this->getData('instances') ?? [];
+$instances = $this->data['instances'] ?? [];
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="row">
     <div class="col-xs-12">
diff --git a/Theme/Backend/workflow-instance-list.tpl.php b/Theme/Backend/workflow-instance-list.tpl.php
index 6fcd480..d856a91 100755
--- a/Theme/Backend/workflow-instance-list.tpl.php
+++ b/Theme/Backend/workflow-instance-list.tpl.php
@@ -15,9 +15,9 @@ declare(strict_types=1);
 /**
  * @var \phpOMS\Views\View $this
  */
-$instances = $this->getData('instances') ?? [];
+$instances = $this->data['instances'] ?? [];
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="row">
     <div class="col-xs-12">
diff --git a/Theme/Backend/workflow-instance.tpl.php b/Theme/Backend/workflow-instance.tpl.php
index 50b488c..0cdc604 100755
--- a/Theme/Backend/workflow-instance.tpl.php
+++ b/Theme/Backend/workflow-instance.tpl.php
@@ -13,4 +13,4 @@
 declare(strict_types=1);
 
 /** @var \phpOMS\Views\View $this */
-echo $this->getData('nav')->render();
+echo $this->data['nav']->render();
diff --git a/Theme/Backend/workflow-template-create.tpl.php b/Theme/Backend/workflow-template-create.tpl.php
index 50b488c..0cdc604 100755
--- a/Theme/Backend/workflow-template-create.tpl.php
+++ b/Theme/Backend/workflow-template-create.tpl.php
@@ -13,4 +13,4 @@
 declare(strict_types=1);
 
 /** @var \phpOMS\Views\View $this */
-echo $this->getData('nav')->render();
+echo $this->data['nav']->render();
diff --git a/Theme/Backend/workflow-template-list.tpl.php b/Theme/Backend/workflow-template-list.tpl.php
index a0bca2d..044ca78 100755
--- a/Theme/Backend/workflow-template-list.tpl.php
+++ b/Theme/Backend/workflow-template-list.tpl.php
@@ -18,21 +18,21 @@ use phpOMS\Uri\UriFactory;
  * @var \phpOMS\Views\View                  $this
  * @var \Modules\Workflow\Models\Template[] $templates
  */
-$templates = $this->getData('reports');
+$templates = $this->data['reports'];
 
 /** @var \Modules\Admin\Models\Account $account */
-$account = $this->getData('account');
+$account = $this->data['account'];
 
 $accountDir = $account->id . ' ' . $account->login;
 
 /** @var \Modules\Media\Models\Collection[] */
-$collections = $this->getData('collections');
+$collections = $this->data['collections'];
 $mediaPath   = \urldecode($this->getData('path') ?? '/');
 
 $previous = empty($templates) ? 'workflow/template/list' : '{/base}/workflow/template/list?{?}&id=' . \reset($templates)->id . '&ptype=p';
 $next     = empty($templates) ? 'workflow/template/list' : '{/base}/workflow/template/list?{?}&id=' . \end($templates)->id . '&ptype=n';
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 <div class="row">
     <div class="col-xs-12">
         <div class="portlet">
diff --git a/Theme/Backend/workflow-template.tpl.php b/Theme/Backend/workflow-template.tpl.php
index 144f810..0333c16 100755
--- a/Theme/Backend/workflow-template.tpl.php
+++ b/Theme/Backend/workflow-template.tpl.php
@@ -18,7 +18,7 @@ use phpOMS\Views\View;
  * @var \phpOMS\Views\View                $this
  * @var \Modules\Workflow\Models\Template $template
  */
-$template = $this->getData('template');
+$template = $this->data['template'];
 
 $actions = \json_decode(\file_get_contents(__DIR__ . '/../../Definitions/actions.json'), true);
 
@@ -84,7 +84,7 @@ function renderElements(array $leaf, array $actions) : void
     }
 }
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <?php
 if (!empty($template->schema)) :
@@ -112,7 +112,7 @@ if (!empty($template->schema)) :
             <?php foreach ($actions as $action) : ?>
                 <section class="portlet">
                     <div class="portlet-body"><?= $this->printHtml($action['name']); ?></div>
-                    <div class="portlet-body"><?= $this->printHtml($action['description'][$this->request->getLanguage()]); ?></div>
+                    <div class="portlet-body"><?= $this->printHtml($action['description'][$this->request->header->l11n->language]); ?></div>
                 </section>
             <?php endforeach; ?>
         </div>