diff --git a/backup-daemon/udiskdatabackupproxy.cpp b/backup-daemon/udiskdatabackupproxy.cpp
index f7e8c38..ce171c6 100755
--- a/backup-daemon/udiskdatabackupproxy.cpp
+++ b/backup-daemon/udiskdatabackupproxy.cpp
@@ -13,6 +13,7 @@ IMPLEMENT_DYNCREATE(UDiskDataBackupProxy)
 
 UDiskDataBackupProxy::UDiskDataBackupProxy()
 {
+    m_isForce = false;
 }
 
 UDiskDataBackupProxy::~UDiskDataBackupProxy()
@@ -132,6 +133,12 @@ bool UDiskDataBackupProxy::checkFreeCapacityToUdisk(qint64 itotalSize)
     if (m_bCancel)
         return false;
 
+    // 拔掉U盘的场景
+    if (m_isForce) {
+        emit this->checkResult(int(BackupResult::WRITE_BACKUP_PATHS_TO_USER_FAILED));
+        return false;
+    }
+
     // 1、计算待备份数据的大小
     m_size = itotalSize;
     // 备份过程中会有一些临时文件产生，会占用一部分空间，故我们预留500M的空间
@@ -388,12 +395,15 @@ bool UDiskDataBackupProxy::checkDestDirExists()
             return false;
         }
 
-        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath) && m_p != nullptr) {
+        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath)) {
             qCritical() << QString("dstDir %s is not exist!").arg(m_backupWrapper.m_prefixDestPath);
-            m_p->stop();
+            m_isForce = true;
+            if (m_calc != nullptr)
+                m_calc->stop();
+            if (m_p != nullptr)
+                m_p->stop();
             // 10s钟后如果还没有退出，则强制退出
             QTimer::singleShot(10*1000, this, &UDiskDataBackupProxy::checkDestDirExists);
-            m_isForce = true;
         } else {
             QTimer::singleShot(1*1000, this, &UDiskDataBackupProxy::checkDestDirExists);
         }
diff --git a/backup-daemon/udiskdatarestoreproxy.cpp b/backup-daemon/udiskdatarestoreproxy.cpp
index 4093a3f..5b2ef2e 100755
--- a/backup-daemon/udiskdatarestoreproxy.cpp
+++ b/backup-daemon/udiskdatarestoreproxy.cpp
@@ -166,8 +166,9 @@ bool UDiskDataRestoreProxy::checkUdiskExists()
             return false;
         }
 
-        if (Utils::isDirEmpty(m_backupPath) && m_p != nullptr) {
-            m_p->stop();
+        if (Utils::isDirEmpty(m_backupPath)) {
+            if (m_p != nullptr)
+                m_p->stop();
             // 10s钟后如果还没有退出，则强制退出
             QTimer::singleShot(10*1000, this, &UDiskDataRestoreProxy::checkUdiskExists);
             m_isForce = true;
diff --git a/backup-daemon/udiskghostImageproxy.cpp b/backup-daemon/udiskghostImageproxy.cpp
index 8e73273..11bf2c9 100755
--- a/backup-daemon/udiskghostImageproxy.cpp
+++ b/backup-daemon/udiskghostImageproxy.cpp
@@ -193,7 +193,7 @@ void UDiskGhostImageProxy::doGhostImage()
         if (m_bCancel)
             return ;
 
-        if (result) {
+        if (result && !m_isForce) {
             chown(m_kyimg.toLocal8Bit().data(), m_backupWrapper.m_frontUid, m_backupWrapper.m_gid);
 
             // 同步到U盘
@@ -262,9 +262,12 @@ bool UDiskGhostImageProxy::checkDestDirExists()
             return false;
         }
 
-        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath) && m_p != nullptr) {
+        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath)) {
             qCritical() << QString("dstDir %s is not exist!").arg(m_backupWrapper.m_prefixDestPath);
-            m_p->stop();
+            if (m_mksquashfs)
+                m_mksquashfs->stop();
+            if (m_p)
+                m_p->stop();
             // 10s钟后如果还没有退出，则强制退出
             QTimer::singleShot(10*1000, this, &UDiskGhostImageProxy::checkDestDirExists);
             m_isForce = true;
diff --git a/backup-daemon/udisksystembackupproxy.cpp b/backup-daemon/udisksystembackupproxy.cpp
index bf45e95..03e5570 100755
--- a/backup-daemon/udisksystembackupproxy.cpp
+++ b/backup-daemon/udisksystembackupproxy.cpp
@@ -179,6 +179,12 @@ void UDiskSystemBackupProxy::checkFreeCapacity(qint64 itotalSize)
     if (m_bCancel)
         return ;
 
+    // 拔掉U盘的场景
+    if (m_isForce) {
+        emit this->checkResult(int(BackupResult::WRITE_BACKUP_PATHS_TO_USER_FAILED));
+        return false;
+    }
+
     // 1、计算待备份数据的大小
     m_size = itotalSize;
     // 备份过程中会有一些临时文件产生，会占用一部分空间，故我们预留500M的空间
@@ -318,7 +324,7 @@ void UDiskSystemBackupProxy::doMksqushfs()
         if (m_bCancel)
             return ;
 
-        if (result) {
+        if (result && !m_isForce) {
             // 开始备份
             doBackup();
         } else {
@@ -575,12 +581,17 @@ bool UDiskSystemBackupProxy::checkDestDirExists()
             return false;
         }
 
-        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath) && m_p != nullptr) {
+        if (Utils::isDirEmpty(m_backupWrapper.m_prefixDestPath)) {
             qCritical() << QString("dstDir %s is not exist!").arg(m_backupWrapper.m_prefixDestPath);
-            m_p->stop();
+            m_isForce = true;
+            if (m_calc != nullptr)
+                m_calc->stop();
+            if (m_mksquashfs != nullptr)
+                m_mksquashfs->stop();
+            if (m_p != nullptr)
+                m_p->stop();
             // 10s钟后如果还没有退出，则强制退出
             QTimer::singleShot(10*1000, this, &UDiskSystemBackupProxy::checkDestDirExists);
-            m_isForce = true;
         } else {
             QTimer::singleShot(1*1000, this, &UDiskSystemBackupProxy::checkDestDirExists);
         }
diff --git a/backup-daemon/udisksystemrestoreproxy.cpp b/backup-daemon/udisksystemrestoreproxy.cpp
index 5b3836e..739425a 100755
--- a/backup-daemon/udisksystemrestoreproxy.cpp
+++ b/backup-daemon/udisksystemrestoreproxy.cpp
@@ -358,6 +358,13 @@ bool UDiskSystemRestoreProxy::doPrepare()
  */
 void UDiskSystemRestoreProxy::restoreSystem()
 {
+    // 理论上开始不会走下面这个U盘拔出的校验
+    if (m_isForce) {
+        qCritical("U盘已拔出");
+        emit checkResult(int(BackupResult::INC_NOT_FOUND_DIR));
+        return false;
+    }
+
     // 停止安全防护, 迁移到业务开始的锁定中去
     // QProcess::execute("systemctl stop kysec-init.service");
 
@@ -462,15 +469,18 @@ bool UDiskSystemRestoreProxy::checkUdiskExists()
     if (!m_isFinished) {
         // 拔掉U盘后，没有响应的场景（怀疑可能是某应用程序关闭引起，希望不是dbus服务关掉了）
         if (m_isForce) {
+            qCritical() << QString("强制退出");
             emit this->workResult(false);
             return false;
         }
 
-        if (Utils::isDirEmpty(m_backupPath) && m_p != nullptr) {
-            m_p->stop();
+        if (Utils::isDirEmpty(m_backupPath)) {
+            qCritical() << QString("srcDir %s is not exist!").arg(m_backupPath);
+            m_isForce = true;
+            if (m_p != nullptr)
+                m_p->stop();
             // 10s钟后如果还没有退出，则强制退出
             QTimer::singleShot(10*1000, this, &UDiskSystemRestoreProxy::checkUdiskExists);
-            m_isForce = true;
         } else {
             QTimer::singleShot(1*1000, this, &UDiskSystemRestoreProxy::checkUdiskExists);
         }