diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index 8f88f48..11b0b9b 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -30,6 +30,8 @@ use phpOMS\Views\View;
 /**
  * Backend controller for the tasks module.
  *
+ * @property \Web\WebApplication $app
+ *
  * @package Modules\Tasks
  * @license OMS License 1.0
  * @link    https://orange-management.org
diff --git a/Models/AccountRelationMapper.php b/Models/AccountRelationMapper.php
index 671098c..4ad7ffe 100755
--- a/Models/AccountRelationMapper.php
+++ b/Models/AccountRelationMapper.php
@@ -43,7 +43,7 @@ final class AccountRelationMapper extends DataMapperAbstract
     /**
      * Has one relation.
      *
-     * @var array<string, array{mapper:string, self:string, by?:string, column?:string}>
+     * @var array<string, array{mapper:string, external:string, by?:string, column?:string, conditional?:bool}>
      * @since 1.0.0
      */
     protected static array $ownsOne = [
diff --git a/Models/GroupRelationMapper.php b/Models/GroupRelationMapper.php
index 49fb93b..0c9ad60 100755
--- a/Models/GroupRelationMapper.php
+++ b/Models/GroupRelationMapper.php
@@ -43,7 +43,7 @@ final class GroupRelationMapper extends DataMapperAbstract
     /**
      * Has one relation.
      *
-     * @var array<string, array{mapper:string, self:string, by?:string, column?:string}>
+     * @var array<string, array{mapper:string, external:string, by?:string, column?:string, conditional?:bool}>
      * @since 1.0.0
      */
     protected static array $ownsOne = [
diff --git a/Models/TaskElementMapper.php b/Models/TaskElementMapper.php
index d9696d2..6e45ab2 100755
--- a/Models/TaskElementMapper.php
+++ b/Models/TaskElementMapper.php
@@ -76,7 +76,7 @@ final class TaskElementMapper extends DataMapperAbstract
     /**
      * Belongs to.
      *
-     * @var array<string, array{mapper:string, self:string}>
+     * @var array<string, array{mapper:string, external:string}>
      * @since 1.0.0
      */
     protected static array $belongsTo = [
diff --git a/Models/TaskMapper.php b/Models/TaskMapper.php
index 0155578..7623f1d 100755
--- a/Models/TaskMapper.php
+++ b/Models/TaskMapper.php
@@ -86,7 +86,7 @@ final class TaskMapper extends DataMapperAbstract
     /**
      * Belongs to.
      *
-     * @var array<string, array{mapper:string, self:string}>
+     * @var array<string, array{mapper:string, external:string}>
      * @since 1.0.0
      */
     protected static array $belongsTo = [
@@ -99,7 +99,7 @@ final class TaskMapper extends DataMapperAbstract
     /**
      * Has one relation.
      *
-     * @var array<string, array{mapper:string, self:string, by?:string, column?:string}>
+     * @var array<string, array{mapper:string, external:string, by?:string, column?:string, conditional?:bool}>
      * @since 1.0.0
      */
     protected static array $ownsOne = [