diff --git a/vn.ctp/readme.md b/vn.ctp/readme.md
index 02e21d99..fa7c4b4f 100644
--- a/vn.ctp/readme.md
+++ b/vn.ctp/readme.md
@@ -46,7 +46,7 @@ CTP
 
 * 参考[这里](http://www.continuum.io/downloads)的教程下载并安装Anaconda的Linux 64位版本
 
-* 使用apt-get安装编译相关的工具：
+* 使用apt-get安装编译相关的工具，注意某些老的Ubuntu必须指定使用boost 1.58.0版本：
 
     - apt-get install build-essential
 
diff --git a/vn.trader/ctpGateway/ctpGateway.py b/vn.trader/ctpGateway/ctpGateway.py
index ff1ba72f..a765c0ca 100644
--- a/vn.trader/ctpGateway/ctpGateway.py
+++ b/vn.trader/ctpGateway/ctpGateway.py
@@ -87,8 +87,7 @@ class CtpGateway(VtGateway):
         """杩炴帴"""
         # 杞藉叆json鏂囦欢
         fileName = self.gatewayName + '_connect.json'
-        path = os.path.abspath(os.path.dirname(__file__))
-        fileName = os.path.join(path, fileName)
+        fileName = os.getcwd() + '/ctpGateway/' + fileName
         
         try:
             f = file(fileName)
@@ -659,10 +658,15 @@ class CtpTdApi(TdApi):
         exchange = self.symbolExchangeDict.get(data['InstrumentID'], EXCHANGE_UNKNOWN)
         size = self.symbolSizeDict.get(data['InstrumentID'], 1)
         if exchange == EXCHANGE_SHFE:
-            pos = posBuffer.updateShfeBuffer(data, size)
+            posBuffer.updateShfeBuffer(data, size)
         else:
-            pos = posBuffer.updateBuffer(data, size)
-        self.gateway.onPosition(pos)
+            posBuffer.updateBuffer(data, size)
+            
+        # 鎵�鏈夋寔浠撴暟鎹兘鏇存柊鍚庯紝鍐嶅皢缂撳瓨涓殑鎸佷粨鎯呭喌鍙戦�佸埌浜嬩欢寮曟搸涓�
+        if last:
+            for buf in self.posBufferDict.values():
+                pos = buf.getPos()
+                self.gateway.onPosition(pos)
         
     #----------------------------------------------------------------------
     def onRspQryTradingAccount(self, data, error, n, last):
@@ -1441,6 +1445,11 @@ class PositionBuffer(object):
             self.pos.price = 0
             
         return copy(self.pos)    
+    
+    #----------------------------------------------------------------------
+    def getPos(self):
+        """鑾峰彇褰撳墠鐨勬寔浠撴暟鎹�"""
+        return copy(self.pos)
 
 
 #----------------------------------------------------------------------