diff --git a/examples/VnTrader/CTP_connect.json b/examples/VnTrader/CTP_connect.json
index 1b4d5a42..e4bfa6b8 100644
--- a/examples/VnTrader/CTP_connect.json
+++ b/examples/VnTrader/CTP_connect.json
@@ -2,6 +2,6 @@
     "brokerID": "9999", 
     "mdAddress": "tcp://180.168.146.187:10011", 
     "tdAddress": "tcp://180.168.146.187:10001", 
-    "userID": "000300",
-    "password": "19890624"    
+    "userID": "simnow申请",
+    "password": "simnow申请"    
 }
\ No newline at end of file
diff --git a/vnpy/trader/app/ctaStrategy/ctaEngine.py b/vnpy/trader/app/ctaStrategy/ctaEngine.py
index cca62f6e..edc34197 100644
--- a/vnpy/trader/app/ctaStrategy/ctaEngine.py
+++ b/vnpy/trader/app/ctaStrategy/ctaEngine.py
@@ -254,10 +254,15 @@ class CtaEngine(object):
         
         # 推送tick到对应的策略实例进行处理
         if tick.vtSymbol in self.tickStrategyDict:
-            # 添加datetime字段
-            if not tick.datetime:
-                tick.datetime = datetime.strptime(' '.join([tick.date, tick.time]), '%Y%m%d %H:%M:%S.%f')
-            
+            # tick时间可能出现异常数据，使用try...except实现捕捉和过滤
+            try:
+                # 添加datetime字段
+                if not tick.datetime:
+                    tick.datetime = datetime.strptime(' '.join([tick.date, tick.time]), '%Y%m%d %H:%M:%S.%f')
+            except ValueError:
+                self.writeCtaLog(traceback.format_exc())
+                return
+                
             # 逐个推送到策略实例中
             l = self.tickStrategyDict[tick.vtSymbol]
             for strategy in l: