diff --git a/api/api_methods.py b/api/api_methods.py
index 9718758..2090f09 100755
--- a/api/api_methods.py
+++ b/api/api_methods.py
@@ -3,6 +3,8 @@ import time
 from datetime import date as dt
 import traceback
 
+from django.http import HttpResponseNotFound
+
 from .api_media_utils import *
 from .api_utils import *
 from .models import *
@@ -708,7 +710,9 @@ class ApiMedia:
                 return res
             except Exception:
                 traceback.print_exc()
-        return make_error_object(Exception(API_ERROR_NOT_FOUND, "object in storage not found"))
+
+        # return make_error_object(Exception(API_ERROR_NOT_FOUND, "object in storage not found"))
+        return HttpResponseNotFound()
 
     @staticmethod
     @api_method("media.list",
diff --git a/api/api_utils.py b/api/api_utils.py
index a6dd04d..230980f 100755
--- a/api/api_utils.py
+++ b/api/api_utils.py
@@ -1,4 +1,6 @@
-from django.http import HttpResponse
+import json
+
+from django.http import *
 from .api_params import *
 
 
@@ -24,6 +26,13 @@ def api_make_response(response):
 # )
 
 
+def default_serializer(obj):
+    try:
+        return obj.to_json()
+    except Exception:
+        return str(obj)
+
+
 def api_method(func_name, doc="", params: list or None = None, returns=""):
     """
     Декоратор для методов API, автоматически валидирует и передает параметры методам
@@ -56,9 +65,12 @@ def api_method(func_name, doc="", params: list or None = None, returns=""):
             # print(f"errors: {errors}, args: {func_args}")
             if len(errors) > 0:
                 if len(errors) == 1:
-                    return make_error_object(errors[0])
+                    obj = make_error_object(errors[0])
                 else:
-                    return make_error_object(errors)
+                    obj = make_error_object(errors)
+                response = HttpResponseBadRequest(json.dumps(obj, default=default_serializer, ensure_ascii=False, indent=4))
+                response.headers["Content-type"] = "application/json; charset=utf-8"
+                return response
             else:
                 try:
                     if asyncio.iscoroutinefunction(func):
@@ -69,10 +81,16 @@ def api_method(func_name, doc="", params: list or None = None, returns=""):
                     return make_error_object(ex)
 
                 if out is None:
-                    return make_error_object(Exception(API_ERROR_INTERNAL_ERROR, "method returned null object"))
+                    obj = make_error_object(Exception(API_ERROR_INTERNAL_ERROR, "method returned null object"))
+                    response = HttpResponseServerError(json.dumps(obj, default=default_serializer, ensure_ascii=False, indent=4))
+                    response.headers["Content-type"] = "application/json; charset=utf-8"
+                    return response
 
                 if not isinstance(out, dict) and not isinstance(out, HttpResponse):
-                    return make_error_object(Exception(API_ERROR_INTERNAL_ERROR, "method returned invalid object type"))
+                    obj = make_error_object(Exception(API_ERROR_INTERNAL_ERROR, "method returned invalid object type"))
+                    response = HttpResponseServerError(json.dumps(obj, default=default_serializer, ensure_ascii=False, indent=4))
+                    response.headers["Content-type"] = "application/json; charset=utf-8"
+                    return response
 
                 return out
 
diff --git a/api/views.py b/api/views.py
index bde1cb9..1936703 100755
--- a/api/views.py
+++ b/api/views.py
@@ -4,6 +4,7 @@ from django.http import HttpResponse, HttpResponseBadRequest
 from django.views.decorators.csrf import csrf_exempt
 
 from .api_methods import api_call_method, api_get_documentation
+from .api_utils import default_serializer
 
 
 def view_methods(request):
@@ -11,13 +12,6 @@ def view_methods(request):
     return render(request, 'index.html', {'api_methods': methods})
 
 
-def _default_serializer(obj):
-    try:
-        return obj.to_json()
-    except Exception:
-        return str(obj)
-
-
 async def call_method(request, method_name):
     if request.method == "GET":
         params = request.GET
@@ -33,7 +27,7 @@ async def call_method(request, method_name):
     out = await api_call_method(request, method_name, api_params)
 
     if isinstance(out, dict):
-        response = HttpResponse(json.dumps(out, default=_default_serializer, ensure_ascii=False, indent=4))
+        response = HttpResponse(json.dumps(out, default=default_serializer, ensure_ascii=False, indent=4))
         response.headers["Content-type"] = "application/json; charset=utf-8"
         return response
     else: