diff --git a/Admin/Install/Navigation.install.json b/Admin/Install/Navigation.install.json
index c0afb28..9102ad1 100755
--- a/Admin/Install/Navigation.install.json
+++ b/Admin/Install/Navigation.install.json
@@ -114,7 +114,7 @@
                 "uri": "{/lang}/{/app}/admin/module/list",
                 "target": "self",
                 "icon": null,
-                "order": 5,
+                "order": 6,
                 "from": "Admin",
                 "permission": { "permission": 2, "category": null, "element": null },
                 "parent": 1000101001,
diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 2ecec21..03d0e0d 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -342,7 +342,7 @@ final class ApiController extends Controller
 
         $mail = new Email();
         $mail->setFrom($emailSettings[SettingsEnum::MAIL_SERVER_ADDR], 'Karaka');
-        $mail->addTo($account->email, \trim($account->name1 . ' ' . $account->name2 . ' ' . $account->name3));
+        $mail->addTo($account->getEmail(), \trim($account->name1 . ' ' . $account->name2 . ' ' . $account->name3));
         $mail->subject = 'Karaka: Password reset';
         $mail->body    = '';
         $mail->msgHTML('Your new password: <a href="' . $loginLink . '">' . $pass . '</a>'
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index 9718698..aa03c9c 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -218,13 +218,9 @@ final class BackendController extends Controller
         $view->addData('account', $account);
 
         /** @var \Modules\Admin\Models\AccountPermission[] $permissions */
-        $permissions = AccountPermissionMapper::getAll()->where('account', (int) $request->getData('id'))->execute();
-
-        if (!isset($permissions) || $permissions instanceof NullAccountPermission) {
-            $permissions = [];
-        } elseif (!\is_array($permissions)) {
-            $permissions = [$permissions];
-        }
+        $permissions = AccountPermissionMapper::getAll()
+            ->where('account', (int) $request->getData('id'))
+            ->execute();
 
         $view->addData('permissions', $permissions);
 
@@ -396,14 +392,10 @@ final class BackendController extends Controller
             GroupMapper::get()->with('accounts')->where('id', (int) $request->getData('id'))->execute()
         );
 
-        /** @var null|\Modules\Admin\Models\GroupPermission[] $permissions */
-        $permissions = GroupPermissionMapper::getAll()->where('group', (int) $request->getData('id'))->execute();
-
-        if ($permissions === null || $permissions instanceof NullGroupPermission) {
-            $permissions = [];
-        } elseif (!\is_array($permissions)) {
-            $permissions = [$permissions];
-        }
+        /** @var \Modules\Admin\Models\GroupPermission[] $permissions */
+        $permissions = GroupPermissionMapper::getAll()
+            ->where('group', (int) $request->getData('id'))
+            ->execute();
 
         $view->addData('permissions', $permissions);
 
@@ -712,16 +704,17 @@ final class BackendController extends Controller
 
         $id = $request->getData('id') ?? '';
 
-        /** @var \Model\Setting[] $settings */
+        /** @var null|\Model\NullSetting|\Model\Setting[] $settings */
         $settings = SettingMapper::getAll()->where('module', $id)->execute();
         if (!($settings instanceof NullSetting)) {
             $view->setData('settings', !\is_array($settings) ? [$settings] : $settings);
         }
 
         if ($request->getData('id') === 'Admin') {
-            $view->setTemplate('/Modules/' . ($request->getData('id') ?? '') . '/Admin/Settings/Theme/Backend/settings');
+            $view->setTemplate('/Modules/' . $request->getData('id') . '/Admin/Settings/Theme/Backend/settings');
         } elseif (\is_file(__DIR__ . '/../../' . ($request->getData('id') ?? '') . '/Admin/Settings/Theme/Backend/settings.tpl.php')) {
-            return $this->app->moduleManager->get($request->getData('id'))->viewModuleSettings($request, $response, $data);
+            return $this->app->moduleManager->get($request->getData('id') ?? '')
+                ->viewModuleSettings($request, $response, $data);
         } else {
             $view->setTemplate('/Modules/Admin/Theme/Backend/modules-settings');
         }
diff --git a/Models/AccountMapper.php b/Models/AccountMapper.php
index e6864ec..9971ab7 100755
--- a/Models/AccountMapper.php
+++ b/Models/AccountMapper.php
@@ -127,8 +127,14 @@ class AccountMapper extends DataMapperFactory
      */
     public static function getWithPermissions(int $id) : Account
     {
-        $account = self::get()->with('groups')->with('groups/permissions')->with('l11n')->where('id', $id)->execute();
-        $groups  =  \array_keys($account->getGroups());
+        $account = self::get()
+            ->with('groups')
+            ->with('groups/permissions')
+            ->with('l11n')
+            ->where('id', $id)
+            ->execute();
+
+        $groups = \array_keys($account->getGroups());
 
         /** @var \Modules\Admin\Models\GroupPermission[] $groupPermissions */
         $groupPermissions = empty($groups)
@@ -139,17 +145,17 @@ class AccountMapper extends DataMapperFactory
                 ->execute();
 
         foreach ($groupPermissions as $permission) {
-            $account->addPermissions(\is_array($permission) ? $permission : [$permission]);
+            $account->addPermission($permission);
         }
 
-        /** @var \Modules\Admin\Models\AccountPermission[] $accountPermission */
+        /** @var \Modules\Admin\Models\AccountPermission[] $accountPermissions */
         $accountPermissions = AccountPermissionMapper::getAll()
             ->where('account', $id)
             ->where('element', null)
             ->execute();
 
         foreach ($accountPermissions as $permission) {
-            $account->addPermissions(\is_array($permission) ? $permission : [$permission]);
+            $account->addPermission($permission);
         }
 
         return $account;
diff --git a/Models/NullApp.php b/Models/NullApp.php
new file mode 100644
index 0000000..68984c1
--- /dev/null
+++ b/Models/NullApp.php
@@ -0,0 +1,46 @@
+<?php
+/**
+ * Karaka
+ *
+ * PHP Version 8.1
+ *
+ * @package   Modules\Admin\Models
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://jingga.app
+ */
+declare(strict_types=1);
+
+namespace Modules\Admin\Models;
+
+/**
+ * Null model
+ *
+ * @package Modules\Admin\Models
+ * @license OMS License 1.0
+ * @link    https://jingga.app
+ * @since   1.0.0
+ */
+final class NullApp extends App
+{
+    /**
+     * Constructor
+     *
+     * @param int $id Model id
+     *
+     * @since 1.0.0
+     */
+    public function __construct(int $id = 0)
+    {
+        $this->id = $id;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function jsonSerialize() : mixed
+    {
+        return ['id' => $this->id];
+    }
+}
diff --git a/Theme/Backend/accounts-single.tpl.php b/Theme/Backend/accounts-single.tpl.php
index e18f99e..6e1e57d 100755
--- a/Theme/Backend/accounts-single.tpl.php
+++ b/Theme/Backend/accounts-single.tpl.php
@@ -831,11 +831,11 @@ echo $this->getData('nav')->render(); ?>
                             ?>
                                 <tr tabindex="0" data-href="<?= $url; ?>">
                                     <td><?= $audit->getId(); ?>
-                                    <td><?= $this->printHtml($audit->getModule()); ?>
+                                    <td><?= $this->printHtml($audit->module); ?>
                                     <td><?= $audit->getType(); ?>
-                                    <td><?= $this->printHtml($audit->getTrigger()); ?>
+                                    <td><?= $this->printHtml($audit->trigger); ?>
                                     <td><?= $this->printHtml($audit->createdBy->login); ?>
-                                    <td><?= $this->printHtml($audit->getRef()); ?>
+                                    <td><?= $this->printHtml($audit->ref); ?>
                                     <td><?= $audit->createdAt->format('Y-m-d H:i'); ?>
                             <?php endforeach; ?>
                             <?php if ($count === 0) : ?>
diff --git a/Theme/Backend/groups-single.tpl.php b/Theme/Backend/groups-single.tpl.php
index 52b4f2f..718422c 100755
--- a/Theme/Backend/groups-single.tpl.php
+++ b/Theme/Backend/groups-single.tpl.php
@@ -323,11 +323,11 @@ echo $this->getData('nav')->render(); ?>
                             $url         = UriFactory::build('{/lang}/{/app}/admin/audit/single?{?}&id=' . $audit->getId()); ?>
                                 <tr tabindex="0" data-href="<?= $url; ?>">
                                     <td><?= $audit->getId(); ?>
-                                    <td><?= $this->printHtml($audit->getModule()); ?>
+                                    <td><?= $this->printHtml($audit->module); ?>
                                     <td><?= $audit->getType(); ?>
-                                    <td><?= $this->printHtml($audit->getTrigger()); ?>
+                                    <td><?= $this->printHtml($audit->trigger); ?>
                                     <td><?= $this->printHtml($audit->createdBy->login); ?>
-                                    <td><?= $this->printHtml($audit->getRef()); ?>
+                                    <td><?= $this->printHtml($audit->ref); ?>
                                     <td><?= $audit->createdAt->format('Y-m-d H:i'); ?>
                             <?php endforeach; ?>
                             <?php if ($count === 0) : ?>
diff --git a/Theme/Backend/modules-log.tpl.php b/Theme/Backend/modules-log.tpl.php
index 587b479..ecd07ce 100755
--- a/Theme/Backend/modules-log.tpl.php
+++ b/Theme/Backend/modules-log.tpl.php
@@ -57,12 +57,12 @@ echo $this->getData('nav')->render();
                 $url         = UriFactory::build('{/lang}/{/app}/admin/audit/single?{?}&id=' . $audit->getId()); ?>
                     <tr tabindex="0" data-href="<?= $url; ?>">
                         <td><?= $audit->getId(); ?>
-                        <td><?= $this->printHtml($audit->getModule()); ?>
+                        <td><?= $this->printHtml($audit->module); ?>
                         <td><?= $audit->getType(); ?>
-                        <td><?= $this->printHtml($audit->getTrigger()); ?>
-                        <td><?= $this->printHtml($audit->getContent()); ?>
+                        <td><?= $this->printHtml($audit->trigger); ?>
+                        <td><?= $this->printHtml($audit->content); ?>
                         <td><?= $this->printHtml($audit->createdBy->login); ?>
-                        <td><?= $this->printHtml($audit->getRef()); ?>
+                        <td><?= $this->printHtml($audit->ref); ?>
                         <td><?= $audit->createdAt->format('Y-m-d H:i'); ?>
                 <?php endforeach; ?>
                 <?php if ($count === 0) : ?>
diff --git a/tests/Bootstrap.php b/tests/Bootstrap.php
index d46fd31..b5d36a8 100755
--- a/tests/Bootstrap.php
+++ b/tests/Bootstrap.php
@@ -257,6 +257,25 @@ $CONFIG = [
         'root'  => '/',
         'https' => false,
     ],
+    'app'      => [
+        'path'    => __DIR__,
+        'default' => [
+            'app'   => 'Backend',
+            'id'    => 'backend',
+            'lang'  => 'en',
+            'theme' => 'Backend',
+            'org'   => 1,
+        ],
+        'domains' => [
+            '127.0.0.1' => [
+                'app'   => 'Backend',
+                'id'    => 'backend',
+                'lang'  => 'en',
+                'theme' => 'Backend',
+                'org'   => 1,
+            ],
+        ],
+    ],
     'socket'   => [
         'master' => [
             'host'  => '127.0.0.1',
diff --git a/tests/Models/AccountMapperTest.php b/tests/Models/AccountMapperTest.php
index 74f80f8..5f96ace 100755
--- a/tests/Models/AccountMapperTest.php
+++ b/tests/Models/AccountMapperTest.php
@@ -146,7 +146,7 @@ final class AccountMapperTest extends \PHPUnit\Framework\TestCase
         TestUtils::setMember($accountR, 'password', '');
         AccountMapper::update()->with('password')->execute($accountR);
 
-        self::assertEquals(LoginReturnType::EMPTY_PASSWORD, AccountMapper::login($accountR->login, 'orange'));
+        self::assertEquals(LoginReturnType::WRONG_PASSWORD, AccountMapper::login($accountR->login, 'invalidPassword'));
 
         $accountR->generatePassword('orange');
         AccountMapper::update()->with('password')->execute($accountR);