diff --git a/plugins/proxy/applistwidget.cpp b/plugins/proxy/applistwidget.cpp
index c3c87109..9d4e938e 100644
--- a/plugins/proxy/applistwidget.cpp
+++ b/plugins/proxy/applistwidget.cpp
@@ -29,7 +29,7 @@ AppListWidget::AppListWidget(QString path, QWidget *parent)
 
 AppListWidget::~AppListWidget()
 {
-
+    delete m_dbusInterface;
 }
 
 /**
@@ -79,8 +79,9 @@ void AppListWidget::onAppCheckStateChanged()
  */
 void AppListWidget::AddAppProxyConfig()
 {
-    if(!m_dbusInterface->isValid()) {
+    if(m_dbusInterface == nullptr || !m_dbusInterface->isValid()) {
         qWarning ()<< "init AppProxy dbus error";
+        return;
     }
 
     qDebug() << "call QDBusInterface addAppIntoProxy";
@@ -93,8 +94,9 @@ void AppListWidget::AddAppProxyConfig()
  */
 void AppListWidget::RemoveAppProxyConfig()
 {
-    if(!m_dbusInterface->isValid()) {
+    if(m_dbusInterface == nullptr || !m_dbusInterface->isValid()) {
         qWarning ()<< "init AppProxy dbus error";
+        return;
     }
 
     qDebug() << "call QDBusInterface delAppIntoProxy";
@@ -135,4 +137,7 @@ void AppListWidget::initDbus()
                        "/org/ukui/SettingsDaemon/AppProxy",
                        "org.ukui.SettingsDaemon.AppProxy",
                        QDBusConnection::sessionBus());
+    if(!m_dbusInterface->isValid()) {
+        qWarning() << qPrintable(QDBusConnection::sessionBus().lastError().message());
+    }
 }
diff --git a/plugins/proxy/proxy.cpp b/plugins/proxy/proxy.cpp
index f2ade081..36efe061 100644
--- a/plugins/proxy/proxy.cpp
+++ b/plugins/proxy/proxy.cpp
@@ -67,7 +67,8 @@ Proxy::Proxy() : mFirstLoad(true)
 Proxy::~Proxy()
 {
     if (!mFirstLoad) {
-            plugin_leave();
+        plugin_leave();
+        delete m_appProxyDbus;
     }
 }
 
@@ -702,6 +703,9 @@ void Proxy::initDbus()
                        "/org/ukui/SettingsDaemon/AppProxy",
                        "org.ukui.SettingsDaemon.AppProxy",
                        QDBusConnection::sessionBus());
+    if(!m_appProxyDbus->isValid()) {
+        qWarning() << qPrintable(QDBusConnection::sessionBus().lastError().message());
+    }
 }
 
 void Proxy::initAppProxyStatus()
@@ -752,8 +756,11 @@ void Proxy::setAptProxy(QString host, QString port, bool status)
                                                              "/",
                                                              "com.control.center.interface",
                                                              QDBusConnection::systemBus());
-    if (mAptproxyDbus->isValid())
+    if (mAptproxyDbus->isValid()) {
         QDBusReply<bool> reply = mAptproxyDbus->call("setaptproxy", host, port , status);
+    }
+    delete mAptproxyDbus;
+    mAptproxyDbus = nullptr;
 }
 
 QHash<QString, QVariant> Proxy::getAptProxy()
@@ -786,6 +793,8 @@ QHash<QString, QVariant> Proxy::getAptProxy()
             mAptInfo.insert(it.arg, it.out.variant());
         }
     }
+    delete mAptproxyDbus;
+    mAptproxyDbus = nullptr;
     return mAptInfo;
 }
 
@@ -814,8 +823,9 @@ void Proxy::reboot()
                                                              "/org/gnome/SessionManager",
                                                              "org.gnome.SessionManager",
                                                              QDBusConnection::sessionBus());
-
-    rebootDbus->call("reboot");
+    if (rebootDbus->isValid()) {
+        rebootDbus->call("reboot");
+    }
     delete rebootDbus;
     rebootDbus = nullptr;
 }
@@ -841,8 +851,9 @@ QFrame *Proxy::setLine(QFrame *frame)
 bool Proxy::getAppProxyState()
 {
     bool state = true;
-    if(!m_appProxyDbus->isValid()) {
+    if(m_appProxyDbus == nullptr || !m_appProxyDbus->isValid()) {
         qWarning ()<< "init AppProxy dbus error";
+        return false;
     }
 
     //获取应用代理开启状态
@@ -859,7 +870,7 @@ bool Proxy::getAppProxyState()
 
 void Proxy::setAppProxyState(bool state)
 {
-    if(!m_appProxyDbus->isValid()) {
+    if(m_appProxyDbus == nullptr || !m_appProxyDbus->isValid()) {
         qWarning ()<< "init AppProxy dbus error";
         return;
     }
@@ -881,6 +892,7 @@ QStringList Proxy::getAppProxyConf()
 
     if(!dbusInterface.isValid()) {
         qWarning ()<< "init AppProxy dbus error";
+        return info;
     }
 
     //获取应用代理配置信息
@@ -903,11 +915,12 @@ QStringList Proxy::getAppProxyConf()
 
 void Proxy::setAppProxyConf(QStringList list)
 {
+    //AppProxyConf 必填项数量为3
     if (list.count() < 3) {
         return;
     }
 
-    if(!m_appProxyDbus->isValid()) {
+    if(m_appProxyDbus == nullptr || !m_appProxyDbus->isValid()) {
         qWarning ()<< "init AppProxy dbus error";
         return;
     }
@@ -1244,7 +1257,6 @@ void Proxy::onAppProxyConfChanged()
 {
     if (!getipEditState(m_ipAddressLineEdit->text()) || m_portLineEdit->text().isEmpty()) {
         return;
-        qDebug() << "onAppProxyConfChanged return";
     }
 
     if (m_ipAddressLineEdit->text().isEmpty()) {
@@ -1261,8 +1273,6 @@ void Proxy::onAppProxyConfChanged()
             m_appProxyInfo.append("");
             m_appProxyInfo.append("");
         }
-
-        qDebug() << m_appProxyInfo << Q_FUNC_INFO << __LINE__;
     }
 }
 
diff --git a/plugins/proxy/proxy.h b/plugins/proxy/proxy.h
index e2cb2c11..5f6b6e0b 100644
--- a/plugins/proxy/proxy.h
+++ b/plugins/proxy/proxy.h
@@ -262,8 +262,8 @@ private:
     QFileSystemWatcher *mfileWatch_1;
     QFileSystemWatcher *mfileWatch_2;
 
-    QDBusInterface *mAptproxyDbus;
-    QDBusInterface *m_appProxyDbus;
+//    QDBusInterface *mAptproxyDbus;
+    QDBusInterface *m_appProxyDbus = nullptr;
 
     bool isExistSettings = false;
     bool settingsCreate;