diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index 259cee1..03c3b35 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -55,7 +55,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/attribute-type-list');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response);
 
         /** @var \Modules\Attribute\Models\AttributeType[] $attributes */
         $attributes = SupplierAttributeTypeMapper::getAll()
@@ -63,7 +63,7 @@ final class BackendController extends Controller
             ->where('l11n/language', $response->header->l11n->language)
             ->execute();
 
-        $view->addData('attributes', $attributes);
+        $view->data['attributes'] = $attributes;
 
         return $view;
     }
@@ -84,7 +84,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/attribute-value-list');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response);
 
         /** @var \Modules\Attribute\Models\AttributeValue[] $attributes */
         $attributes = SupplierAttributeValueMapper::getAll()
@@ -92,7 +92,7 @@ final class BackendController extends Controller
             ->where('l11n/language', $response->header->l11n->language)
             ->execute();
 
-        $view->addData('attributes', $attributes);
+        $view->data['attributes'] = $attributes;
 
         return $view;
     }
@@ -113,7 +113,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/attribute-type');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1004801001, $request, $response);
 
         /** @var \Modules\Attribute\Models\AttributeType $attribute */
         $attribute = SupplierAttributeTypeMapper::get()
@@ -126,8 +126,8 @@ final class BackendController extends Controller
             ->where('ref', $attribute->id)
             ->execute();
 
-        $view->addData('attribute', $attribute);
-        $view->addData('l11ns', $l11ns);
+        $view->data['attribute'] = $attribute;
+        $view->data['l11ns'] = $l11ns;
 
         return $view;
     }
@@ -148,7 +148,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/supplier-list');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response);
 
         $supplier = SupplierMapper::getAll()
             ->with('account')
@@ -156,7 +156,7 @@ final class BackendController extends Controller
             ->limit(25)
             ->execute();
 
-        $view->addData('supplier', $supplier);
+        $view->data['supplier'] = $supplier;
 
         return $view;
     }
@@ -177,7 +177,7 @@ final class BackendController extends Controller
     {
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/supplier-create');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response);
 
         return $view;
     }
@@ -197,14 +197,14 @@ final class BackendController extends Controller
     public function viewSupplierManagementSupplierProfile(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : RenderableInterface
     {
         /** @var \phpOMS\Model\Html\Head $head */
-        $head = $response->get('Content')->getData('head');
+        $head = $response->get('Content')->head;
         $head->addAsset(AssetType::CSS, 'Resources/chartjs/Chartjs/chart.css');
         $head->addAsset(AssetType::JSLATE, 'Resources/chartjs/Chartjs/chart.js');
         $head->addAsset(AssetType::JSLATE, 'Modules/SupplierManagement/Controller.js', ['type' => 'module']);
 
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/SupplierManagement/Theme/Backend/supplier-profile');
-        $view->addData('nav', $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response));
+        $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1003202001, $request, $response);
 
         /** @var \Modules\SupplierManagement\Models\Supplier $supplier */
         $supplier = SupplierMapper::get()
@@ -216,7 +216,7 @@ final class BackendController extends Controller
             ->where('id', (int) $request->getData('id'))
             ->execute();
 
-        $view->setData('supplier', $supplier);
+        $view->data['supplier'] = $supplier;
 
         // stats
         if ($this->app->moduleManager->isActive('Billing')) {
@@ -233,11 +233,11 @@ final class BackendController extends Controller
             $monthlyPurchaseCosts = [];
         }
 
-        $view->addData('ytd', $ytd);
-        $view->addData('mtd', $mtd);
-        $view->addData('lastOrder', $lastOrder);
-        $view->addData('newestInvoices', $newestInvoices);
-        $view->addData('monthlyPurchaseCosts', $monthlyPurchaseCosts);
+        $view->data['ytd'] = $ytd;
+        $view->data['mtd'] = $mtd;
+        $view->data['lastOrder'] = $lastOrder;
+        $view->data['newestInvoices'] = $newestInvoices;
+        $view->data['monthlyPurchaseCosts'] = $monthlyPurchaseCosts;
 
         return $view;
     }
diff --git a/Theme/Backend/attribute-type-list.tpl.php b/Theme/Backend/attribute-type-list.tpl.php
index 52ccbc2..ef2e5db 100644
--- a/Theme/Backend/attribute-type-list.tpl.php
+++ b/Theme/Backend/attribute-type-list.tpl.php
@@ -15,9 +15,9 @@ declare(strict_types=1);
 use phpOMS\Uri\UriFactory;
 
 /** @var \phpOMS\Views\View $this */
-$attributes = $this->getData('attributes');
+$attributes = $this->data['attributes'];
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="row">
     <div class="col-xs-12">
diff --git a/Theme/Backend/attribute-type.tpl.php b/Theme/Backend/attribute-type.tpl.php
index a1980a0..3d003e3 100755
--- a/Theme/Backend/attribute-type.tpl.php
+++ b/Theme/Backend/attribute-type.tpl.php
@@ -14,10 +14,10 @@ declare(strict_types=1);
 
 use phpOMS\Localization\ISO639Enum;
 
-$attribute = $this->getData('attribute');
-$l11ns     = $this->getData('l11ns');
+$attribute = $this->data['attribute'];
+$l11ns     = $this->data['l11ns'];
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="row">
     <div class="col-md-6 col-xs-12">
diff --git a/Theme/Backend/supplier-create.tpl.php b/Theme/Backend/supplier-create.tpl.php
index e422c1b..0be9407 100755
--- a/Theme/Backend/supplier-create.tpl.php
+++ b/Theme/Backend/supplier-create.tpl.php
@@ -15,7 +15,7 @@ declare(strict_types=1);
 /**
  * @var \phpOMS\Views\View $this
  */
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="tabview tab-2">
     <div class="box">
diff --git a/Theme/Backend/supplier-list.tpl.php b/Theme/Backend/supplier-list.tpl.php
index 053bc40..8897a63 100755
--- a/Theme/Backend/supplier-list.tpl.php
+++ b/Theme/Backend/supplier-list.tpl.php
@@ -15,9 +15,9 @@ declare(strict_types=1);
 use phpOMS\Uri\UriFactory;
 
 /** @var \phpOMS\Views\View $this */
-$suppliers = $this->getData('supplier');
+$suppliers = $this->data['supplier'];
 
-echo $this->getData('nav')->render(); ?>
+echo $this->data['nav']->render(); ?>
 
 <div class="row">
     <div class="col-xs-12">
diff --git a/Theme/Backend/supplier-profile.tpl.php b/Theme/Backend/supplier-profile.tpl.php
index 85c66c6..da15cf6 100755
--- a/Theme/Backend/supplier-profile.tpl.php
+++ b/Theme/Backend/supplier-profile.tpl.php
@@ -21,17 +21,17 @@ $countries    = \phpOMS\Localization\ISO3166NameEnum::getConstants();
 /**
  * @var \Modules\SupplierManagement\Models\Supplier $supplier
  */
-$supplier = $this->getData('supplier');
+$supplier = $this->data['supplier'];
 $notes    = $supplier->getNotes();
 $files    = $supplier->files;
 
-$newestInvoices       = $this->getData('newestInvoices') ?? [];
-$monthlyPurchaseCosts = $this->getData('monthlyPurchaseCosts') ?? [];
+$newestInvoices       = $this->data['newestInvoices'] ?? [];
+$monthlyPurchaseCosts = $this->data['monthlyPurchaseCosts'] ?? [];
 
 /**
  * @var \phpOMS\Views\View $this
  */
-echo $this->getData('nav')->render();
+echo $this->data['nav']->render();
 ?>
 <div class="tabview tab-2">
     <div class="box">