diff --git a/.gitignore b/.gitignore
index 57148e4..a6f6b87 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,4 +25,5 @@ venv/
 *.err
 service_id
 dist/
-.vscode/
\ No newline at end of file
+.vscode/
+build/
\ No newline at end of file
diff --git a/example/demo.py b/example/demo.py
index 0e0b7f8..56304d1 100644
--- a/example/demo.py
+++ b/example/demo.py
@@ -5,6 +5,7 @@
 from flask_hsrpc.request_parser import BaseSchema, fields
 from flask_hsrpc.response import ErrorResponse
 from flask_hsrpc.__version__ import __version__ as hsrpc_version
+import logging
 
 
 class Config(object):
@@ -56,6 +57,15 @@ def log_demo():
     }
 
 
+@rpc.route(description="Log Demo 2")
+def log_demo2():
+    logger = logging.getLogger("flask.app")
+    logger.info("I am write log to file")
+    return {
+        "status": "ok"
+    }
+
+
 @rpc.route(description="Request Demo")
 def request_demo():
     rel, err = rpc.apirequests.post("Demo", "log_demo")
diff --git a/flask_hsrpc/__version__.py b/flask_hsrpc/__version__.py
index 25e6daa..39d461e 100644
--- a/flask_hsrpc/__version__.py
+++ b/flask_hsrpc/__version__.py
@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-__version__ = '0.1.14'
+__version__ = '0.1.15'
diff --git a/flask_hsrpc/api_requests.py b/flask_hsrpc/api_requests.py
index f04742e..7e60336 100644
--- a/flask_hsrpc/api_requests.py
+++ b/flask_hsrpc/api_requests.py
@@ -3,6 +3,15 @@
 from .response import ErrorResponse
 
 
+class ApiRequestException(Exception):
+    def __init__(self, **kwargs):
+        self.code = kwargs.get("code")
+        self.message = kwargs.get("message")
+        self._request = kwargs.get("_request")
+        self.kwargs = kwargs
+        super().__init__(f"Hsrpc Api Request Error: {self.code} - {self.message} ({self._request})")
+
+
 class ApiRequests(object):
     consul = None
 
@@ -14,13 +23,13 @@ def __init__(self, consul=None, set_default=True):
 
     def _base_request(self, method, sys_name, func_name, model_name="default", prefix="", protocol="http", **kwargs):
         node = self.consul.get_health_service_node_by_balance(sys_name)
+        uri = [prefix if prefix and prefix != "/" else ""]
+        if model_name and model_name != "default":
+            uri.append(model_name.lower())
+        uri.append(func_name)
         if node:
             host = node["Service"]["Address"]
             port = node["Service"]["Port"]
-            uri = [prefix if prefix and prefix != "/" else ""]
-            if model_name and model_name != "default":
-                uri.append(model_name.lower())
-            uri.append(func_name)
             url = "{protocol}://{host}:{port}{uri}".format(protocol=protocol, host=host, port=port, uri="/".join(uri))
             resp = request(method, url, **kwargs)
 
@@ -28,13 +37,20 @@ def _base_request(self, method, sys_name, func_name, model_name="default", prefi
                 rel = resp.json()
                 error = rel.get("error")
                 if error:
-                    error["code"] = "request error: " + error["code"]
-                    error["message"] = f"request [{method}] - {sys_name} - {'/'.join(uri)} ({error['message']})"
-                return rel.get("data"), ErrorResponse.convert_by_dict(rel.get("error"), resp.status_code)
-            except Exception:
-                raise Exception("request {0}-{1}-{2} fail".format(sys_name, model_name, func_name), resp.text)
+                    error["_request"] = f"[{method.upper()}] - {sys_name} - {host}:{port} - {'/'.join(uri)}"
+                return rel.get("data"), ApiRequestException(**error)
+            except Exception as ex:
+                return None, ApiRequestException(**{
+                    "code": "request failed",
+                    "message": str(ex),
+                    "_request": f"[{method.upper()}] - {sys_name} - {host}:{port} - {'/'.join(uri)}"
+                })
         else:
-            raise Exception("[{0}]:not find alive system".format(sys_name))
+            return None, ApiRequestException(**{
+                "code": "request failed",
+                "message": f"[{sys_name}: not find alive system]",
+                "_request": f"[{method.upper()}] - {sys_name} -  - {'/'.join(uri)}"
+            })
 
     def get(self, sys_name, func_name, model_name="default", prefix="", protocol="http", params=None, **kwargs):
         return self._base_request("get", sys_name, func_name, model_name, prefix, protocol, params=params, **kwargs)
diff --git a/flask_hsrpc/response.py b/flask_hsrpc/response.py
index cda7992..e961d00 100644
--- a/flask_hsrpc/response.py
+++ b/flask_hsrpc/response.py
@@ -21,7 +21,7 @@ def response_factory(data=None, error=None):
                 "detail": None
             },
             "data": data
-        })
+        }), 500
     else:
         return jsonify({
             "error": None,
@@ -50,7 +50,7 @@ def convert_by_dict(err, status_code=400):
         return None
 
     def __str__(self):
-        return "ErrorResponse({},{},{}) {}".format(self.code,self.message,self.detail,self.status_code)
+        return "ErrorResponse({},{},{}) {}".format(self.code, self.message, self.detail, self.status_code)
 
 
 def page_response(data, total):