diff --git a/client/client.cpp b/client/client.cpp
index 2ff6ceb..336145d 100644
--- a/client/client.cpp
+++ b/client/client.cpp
@@ -78,8 +78,7 @@ void CClient::run(const std::string& ip, const std::string& port)
                 request_update_list(vec[2], std::stoi(vec[1]));
                 continue;
             }
-            logger_->error("input's invalid format.");
-            continue;
+            logger_->error("No matched cmd, May be param size incorrect.");
         } else if (vec.size() == 2) {
             if (vec[0] == "Down") {
                 down_task(vec[1]);
@@ -89,8 +88,9 @@ void CClient::run(const std::string& ip, const std::string& port)
                 up_task(cmd_input);
                 continue;
             }
+            logger_->error("No matched cmd, May be param size incorrect.");
         } else {
-            logger_->error("No matched cmd.");
+            logger_->error("No matched cmd, May be param size incorrect.");
         }
     }
     client_->disconnect();