diff --git a/TcpClient.pro.user b/TcpClient.pro.user
index fdb8bef..de9801f 100644
--- a/TcpClient.pro.user
+++ b/TcpClient.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 6.0.2, 2023-01-05T20:51:27. -->
+<!-- Written by QtCreator 6.0.2, 2023-01-06T11:03:01. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
diff --git a/datamanager.h b/datamanager.h
index 705156b..af52312 100644
--- a/datamanager.h
+++ b/datamanager.h
@@ -11,11 +11,11 @@ class DataManager : public QObject
 {
     Q_OBJECT
 public:
-    explicit DataManager(QObject *parent = nullptr);
-    static void recv_from_server(QString &peerAddress,quint16 peerPort,QByteArray &data);
     static DataManager* getInstance();
 
 private:
+    explicit DataManager(QObject *parent = nullptr);
+    static void recv_from_server(QString &peerAddress,quint16 peerPort,QByteArray &data);
     Protocol *protocol;
     TCPClient *tcpclient;
     QString username;
diff --git a/tcpclient.cpp b/tcpclient.cpp
index 334fcf0..e4bf864 100644
--- a/tcpclient.cpp
+++ b/tcpclient.cpp
@@ -31,7 +31,6 @@ void TCPClient::configAndrun()
     connect(&socket,&QTcpSocket::connected,this,&TCPClient::connected);
     connect(&socket,&QTcpSocket::disconnected,this,&TCPClient::disconnected);
     connect(&socket,&QTcpSocket::readyRead,this,&TCPClient::readSocket);
-    qDebug() << "连接到服务器";
 }
 
 void TCPClient::sendToserver(QByteArray &data)