diff --git a/main.py b/main.py
index 2e24645..6560fe3 100644
--- a/main.py
+++ b/main.py
@@ -10,7 +10,7 @@ from py12306.user.user import User
 def main():
     # Thread(target=Query.run).start()  # 余票查询
     create_thread_and_run(User, 'run', wait=False)
-    Query.run()
+    # Query.run()
     # Query.run()
     pass
 
diff --git a/py12306/helpers/OCR.py b/py12306/helpers/OCR.py
index 1d250da..1e10b21 100644
--- a/py12306/helpers/OCR.py
+++ b/py12306/helpers/OCR.py
@@ -17,7 +17,6 @@ class OCR:
         """
         self = cls()
         return self.get_img_position_by_ruokuai(img_path)
-        pass
 
     def get_img_position_by_ruokuai(self, img_path):
         ruokuai_account = config.AUTO_CODE_ACCOUNT
diff --git a/py12306/helpers/auth_code.py b/py12306/helpers/auth_code.py
index cf7151d..edf880e 100644
--- a/py12306/helpers/auth_code.py
+++ b/py12306/helpers/auth_code.py
@@ -17,7 +17,7 @@ class AuthCode:
     """
     session = None
     data_path = config.RUNTIME_DIR
-    retry_time = 1
+    retry_time = 5
 
     def __init__(self, session):
         self.session = session
@@ -27,12 +27,19 @@ class AuthCode:
         self = cls(session)
         img_path = self.download_code()
         position = OCR.get_img_position(img_path)
+        if not position:  # 打码失败
+            return self.retry_get_auth_code()
+
         answer = ','.join(map(str, position))
         if not self.check_code(answer):
-            time.sleep(self.retry_time)
-            return self.get_auth_code(session)
+            return self.retry_get_auth_code()
         return position
 
+    def retry_get_auth_code(self): # TODO 安全次数检测
+        CommonLog.add_quick_log(CommonLog.MESSAGE_RETRY_AUTH_CODE.format(self.retry_time))
+        time.sleep(self.retry_time)
+        return self.get_auth_code(self.session)
+
     def download_code(self):
         url = API_AUTH_CODE_DOWNLOAD.get('url').format(random=random.random())
         code_path = self.data_path + 'code.png'
diff --git a/py12306/log/base.py b/py12306/log/base.py
index e51d378..0896a4b 100644
--- a/py12306/log/base.py
+++ b/py12306/log/base.py
@@ -30,7 +30,7 @@ class BaseLog:
             if is_main_thread():
                 logs = self.logs
             else:
-                logs = self.thread_logs[current_thread_id()]
+                logs = self.thread_logs.get(current_thread_id())
         # for i in logs:
         print(*logs, sep=sep, end=end, file=file)
         if self.quick_log:
@@ -39,7 +39,7 @@ class BaseLog:
             if is_main_thread():
                 self.logs = []
             else:
-                del self.thread_logs[current_thread_id()]
+                if logs: del self.thread_logs[current_thread_id()]
         # print(self.logs)
 
     @classmethod
diff --git a/py12306/log/common_log.py b/py12306/log/common_log.py
index 326bcfb..6e42af8 100644
--- a/py12306/log/common_log.py
+++ b/py12306/log/common_log.py
@@ -5,6 +5,7 @@ from py12306.helpers.func import *
 @singleton
 class CommonLog(BaseLog):
     MESSAGE_12306_IS_CLOSED = '当前时间: {}     |       12306 休息时间，程序将在明天早上 6 点自动运行'
+    MESSAGE_RETRY_AUTH_CODE = '{} 秒后重新获取验证码'
 
     def __init__(self):
         super().__init__()