diff --git a/CMakeLists.txt b/CMakeLists.txt
index 54add19..94d849b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,9 +37,9 @@ if (WINDOWS_BUILD AND AWSSDK_INSTALL_AS_SHARED_LIBS)
 endif ()
 set(PROJECT_SOURCES
         main.cpp
-        loginwindow.cpp
-        loginwindow.h
-        loginwindow.ui
+
+
+
 )
 
 if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
@@ -49,9 +49,9 @@ if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
         mycore.h mycore.cpp
         user.h user.cpp
         synctask.h synctask.cpp
-        awsutils.h awsutils.cpp
-        reset.h reset.cpp reset.ui
-        signin.h signin.cpp signin.ui
+
+
+
         mainwindow.h mainwindow.cpp
         homeview.h homeview.cpp
         apirequest.h apirequest.cpp
diff --git a/main.cpp b/main.cpp
index d4ad2ba..1228e6b 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,4 +1,3 @@
-#include "loginwindow.h"
 #include <QApplication>
 #include "ElaApplication.h"
 #include "synctask.h"
diff --git a/synctask.h b/synctask.h
index a30232f..7debcc9 100644
--- a/synctask.h
+++ b/synctask.h
@@ -9,7 +9,6 @@
 #include <QStandardPaths>
 #include <QString>
 #include "qcontainerfwd.h"
-#include "awsutils.h"
 
 //声明友元类
 class SyncCore;
@@ -25,7 +24,6 @@ class SyncTask
     int syncStatus; //1 for upload/download,2 for only upload,3 for only download. -1 for paused
     //lastSyncTime, use Qt::currentDateTime() to get the current time
     QDateTime lastSyncTime;
-    AWSUtils* awsutils;
 
 public:
     SyncTask(QString localPath, QString remotePath, int syncStatus, int id=-1);