app/Entities/Customer/CustomerEntity.php

@@ -6,7 +6,8 @@ use App\Entities\CommonEntity;
 
 abstract class CustomerEntity extends CommonEntity
 {
-    protected function __construct(array|null $data = null)
+    private ?ClientEntity $_clientEntity = null;
+    public function __construct(array|null $data = null)
     {
         parent::__construct($data);
     }

app/Entities/Equipment/Part/PartEntity.php

@@ -7,7 +7,7 @@ use App\Entities\Equipment\EquipmentEntity;
 
 abstract class PartEntity extends EquipmentEntity
 {
-    protected function __construct(array|null $data = null)
+    public function __construct(array|null $data = null)
     {
         parent::__construct($data);
     }

app/Helpers/Customer/CustomerHelper.php

@@ -6,7 +6,7 @@ use App\Helpers\CommonHelper;
 
 abstract class CustomerHelper extends CommonHelper
 {
-  protected function __construct()
+  public function __construct()
   {
     parent::__construct();
   }

app/Helpers/Equipment/Part/PartHelper.php

@@ -6,7 +6,7 @@ use App\Helpers\Equipment\EquipmentHelper;
 
 abstract class PartHelper extends EquipmentHelper
 {
-    protected function __construct()
+    public function __construct()
     {
         parent::__construct();
     }

app/Services/Customer/CustomerService.php

@@ -23,7 +23,7 @@ abstract class CustomerService extends CommonService
     private ?UserService $_userService = null;
     private ?ClientService $_clientService = null;
     private $_equipmentService = [];
-    protected function __construct()
+    public function __construct()
     {
         parent::__construct();
         $this->addClassName('Customer');

app/Services/Equipment/Part/PartService.php

@@ -6,7 +6,7 @@ use App\Services\Equipment\EquipmentService;
 
 abstract class PartService extends EquipmentService
 {
-    protected function __construct()
+    public function __construct()
     {
         parent::__construct();
         $this->addClassName('Part');