diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 1ee4873..4305c00 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -1141,7 +1141,7 @@ final class ApiController extends Controller
         }
 
         // handle Routes of already installed modules
-        foreach ($installed as $module => $data) {
+        foreach ($installed as $module => $_) {
             $class = '\Modules\\' . $module . '\Admin\Status';
 
             $moduleInfo = new ModuleInfo(__DIR__ . '/../../../Modules/' . $module . '/info.json');
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index 5380b1e..d4e6405 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -205,7 +205,12 @@ final class BackendController extends Controller
         $view->data['nav'] = $this->app->moduleManager->get('Navigation')->createNavigationMid(1000104001, $request, $response);
 
         /** @var \Modules\Admin\Models\Account $account */
-        $account = AccountMapper::get()->with('groups')->with('l11n')->where('id', (int) $request->getData('id'))->execute();
+        $account = AccountMapper::get()
+            ->with('groups')
+            ->with('l11n')
+            ->where('id', (int) $request->getData('id'))
+            ->execute();
+
         if ($account->l11n->id === 0) {
             $account->l11n->loadFromLanguage($request->header->l11n->language);
         }
diff --git a/Theme/Backend/Components/AccountPermissionSelector/BaseView.php b/Theme/Backend/Components/AccountPermissionSelector/BaseView.php
index 6e7d7e2..451d49c 100644
--- a/Theme/Backend/Components/AccountPermissionSelector/BaseView.php
+++ b/Theme/Backend/Components/AccountPermissionSelector/BaseView.php
@@ -59,7 +59,7 @@ class BaseView extends View
     /**
      * {@inheritdoc}
      */
-    public function __construct(?L11nManager $l11n = null, RequestAbstract $request, ResponseAbstract $response)
+    public function __construct(L11nManager $l11n, RequestAbstract $request, ResponseAbstract $response)
     {
         parent::__construct($l11n, $request, $response);
         $this->setTemplate('/Modules/Admin/Theme/Backend/Components/AccountPermissionSelector/account-permission-selector');
diff --git a/Theme/Backend/Components/AddressEditor/AddressView.php b/Theme/Backend/Components/AddressEditor/AddressView.php
index 259de00..4567d80 100644
--- a/Theme/Backend/Components/AddressEditor/AddressView.php
+++ b/Theme/Backend/Components/AddressEditor/AddressView.php
@@ -81,7 +81,7 @@ class AddressView extends View
     /**
      * {@inheritdoc}
      */
-    public function __construct(?L11nManager $l11n = null, RequestAbstract $request, ResponseAbstract $response)
+    public function __construct(L11nManager $l11n, RequestAbstract $request, ResponseAbstract $response)
     {
         parent::__construct($l11n, $request, $response);
         $this->setTemplate('/Modules/Admin/Theme/Backend/Components/AddressEditor/addresses');
diff --git a/Theme/Backend/Components/ContactEditor/ContactView.php b/Theme/Backend/Components/ContactEditor/ContactView.php
index 963568b..31bec73 100644
--- a/Theme/Backend/Components/ContactEditor/ContactView.php
+++ b/Theme/Backend/Components/ContactEditor/ContactView.php
@@ -81,7 +81,7 @@ class ContactView extends View
     /**
      * {@inheritdoc}
      */
-    public function __construct(?L11nManager $l11n = null, RequestAbstract $request, ResponseAbstract $response)
+    public function __construct(L11nManager $l11n, RequestAbstract $request, ResponseAbstract $response)
     {
         parent::__construct($l11n, $request, $response);
         $this->setTemplate('/Modules/Admin/Theme/Backend/Components/ContactEditor/contacts');
diff --git a/Theme/Backend/Components/GroupTagSelector/GroupTagSelectorPopupView.php b/Theme/Backend/Components/GroupTagSelector/GroupTagSelectorPopupView.php
index 2c935ba..b56825e 100755
--- a/Theme/Backend/Components/GroupTagSelector/GroupTagSelectorPopupView.php
+++ b/Theme/Backend/Components/GroupTagSelector/GroupTagSelectorPopupView.php
@@ -41,7 +41,7 @@ class GroupTagSelectorPopupView extends View
     /**
      * {@inheritdoc}
      */
-    public function __construct(?L11nManager $l11n = null, RequestAbstract $request, ResponseAbstract $response)
+    public function __construct(L11nManager $l11n, RequestAbstract $request, ResponseAbstract $response)
     {
         parent::__construct($l11n, $request, $response);
         $this->setTemplate('/Modules/Admin/Theme/Backend/Components/GroupTagSelector/group-selector-popup');
diff --git a/Theme/Backend/modules-list.tpl.php b/Theme/Backend/modules-list.tpl.php
index e37e52f..356d5db 100755
--- a/Theme/Backend/modules-list.tpl.php
+++ b/Theme/Backend/modules-list.tpl.php
@@ -85,7 +85,7 @@ $tableView->setObjects($modules);
                             }
                     ?>
                 <tr tabindex="0" data-href="<?= $url; ?>">
-                    <td data-label="<?= $this->getHtml('ID', '0', '0'); ?>"><a href="<?= $url; ?>"><?= $module->id; ?></a>
+                    <td data-label="<?= $this->getHtml('ID', '0', '0'); ?>"><a href="<?= $url; ?>"><?= $module->getId(); ?></a>
                     <td data-label="<?= $this->getHtml('Name'); ?>"><a href="<?= $url; ?>"><?= $this->printHtml($module->getExternalName()); ?></a>
                     <td data-label="<?= $this->getHtml('Version'); ?>"><a href="<?= $url; ?>"><?= $this->printHtml($module->getVersion()); ?></a>
                     <td data-label="<?= $this->getHtml('Status'); ?>">