diff --git a/appPublic/across_nat.py b/appPublic/across_nat.py
index 8632274..4f873c5 100644
--- a/appPublic/across_nat.py
+++ b/appPublic/across_nat.py
@@ -40,7 +40,7 @@ class AcrossNat(object):
 			return x['NewExternalIPAddress']
 		try:
 			return get('https://api.ipify.org').text
-		except:
+		except:/Users/ymq/pydev/github/appPublic/appPublic 
 			return get('https://ipapi.co/ip/').text
 
 	def upnp_check_external_port(self, eport, protocol='TCP'):
@@ -69,7 +69,7 @@ class AcrossNat(object):
 						NewProtocol=protocol,
 						NewInternalPort=inner_port,
 						NewInternalClient=ip,
-						NewEnabled=1,
+						NewEnabled='1',
 						NewPortMappingDescription=desc,
 						NewLeaseDuration=0
 				)
diff --git a/appPublic/app_logger.py b/appPublic/app_logger.py
index 4fe59ea..8ae21d7 100644
--- a/appPublic/app_logger.py
+++ b/appPublic/app_logger.py
@@ -10,18 +10,34 @@ levels={
 	"critical":logging.CRITICAL
 }
 defaultfmt = '%(asctime)s[%(name)s][%(filename)s:%(lineno)s]%(message)s'
+logfile = -1
+level = None
 
 def create_logger(name, formater=defaultfmt, levelname='info', file=None):
+	global logfile, level
+	if logfile == -1:
+		logfile = file
 	ret = logging.getLogger(name)
-	level = levels.get(levelname, levels.get('debug'))
+	if level is None:
+		level = levels.get(levelname, levels.get('debug'))
 	ret.setLevel(level)
 	format = logging.Formatter(formater)
 	file_handler = None
-	if file is not None:
-		file_handler = logging.FileHandler(file)
+	if logfile is not None:
+		file_handler = logging.FileHandler(logfile)
 	else:
 		file_handler = logging.StreamHandler()
 	
 	file_handler.setFormatter(format)
 	ret.addHandler(file_handler)
 	return ret
+
+class AppLogger:
+	def __init__(self):
+		self.logger = create_logger(self.__class__.__name__)
+		self.debug = self.logger.debug
+		self.info = self.logger.info
+		self.warning = self.logger.warning
+		self.error = self.logger.error
+		self.critical = self.logger.critical
+		self.exception = self.logger.exception
diff --git a/setup.py b/setup.py
index 517e07d..f64642c 100755
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ except ImportError:
 # python setup.py bdist_egg generate a egg file
 # Release information about eway
 
-version = "5.1.3"
+version = "5.1.4"
 name = "appPublic"
 description = "appPublic"
 author = "yumoqing"