diff --git a/robot.py b/robot.py
index 45f23ac..330559d 100644
--- a/robot.py
+++ b/robot.py
@@ -333,11 +333,18 @@ class Robot(Job):
 
 
     def messageCountToDB(self):
-        write_to_db()
+        try:
+            write_to_db()
+        except Exception as e:
+            self.LOG.error(f"write_to_db error：{e}")
 
     def generateAndSendRanking(self):
-        receivers = self.config.NEWS
-        if not receivers:
-            return
-        for r in receivers:
-            self.sendTextMsg(generate_and_send_ranking(r,self.allContacts), r)
+        try:
+            receivers = self.config.NEWS
+            if not receivers:
+                return
+            for r in receivers:
+                self.sendTextMsg(generate_and_send_ranking(r, self.allContacts), r)
+        except Exception as e:
+            self.LOG.error(f"SendRanking error：{e}")
+