diff --git a/src/appmanagerwidget.cpp b/src/appmanagerwidget.cpp
index 90006c1b863bb372034d13c1ff715a12255cb772..3b03480bc09090684087b66bd2e8865df95230d2 100644
--- a/src/appmanagerwidget.cpp
+++ b/src/appmanagerwidget.cpp
@@ -352,30 +352,55 @@ AppManagerWidget::AppManagerWidget(AppManagerModel *model, QWidget *parent)
 
     // 离线获取安装包
     connect(getPkgFromLocalBtn, &QPushButton::clicked, this, [this](bool) {
+        // 确认窗口
+        DDialog confirmDlg;
+        confirmDlg.setMessage("是否开始离线获取安装包？");
+
+        // 取消按钮
+        confirmDlg.addButton("取消", false);
+        // 确定按钮
+        confirmDlg.addButton("确定", true);
+        int ret = confirmDlg.exec();
+        if (1 == ret) {
+            confirmDlg.deleteLater();
+        } else {
+            return;
+        }
+
         Q_EMIT this->m_model->notifyThreadBuildPkg(m_showingAppInfo);
         DDialog *dlg = new DDialog(this);
         dlg->setCloseButtonVisible(false);
         QString title = QString("%1安装包构建中...").arg(m_showingAppInfo.pkgName);
         dlg->setTitle(title);
+
+        // 窗口内容控件
+        QWidget *contentWidget = new QWidget(dlg);
+        QVBoxLayout *contentLayout = new QVBoxLayout;
+        contentWidget->setLayout(contentLayout);
+        dlg->addContent(contentWidget);
+
         // 构建目录
-        QLabel *buildDirLabel = new QLabel(this);
+        QLabel *buildDirLabel = new QLabel(dlg);
         QString buildDirLabelStr = QString("生成目录: %1").arg(m_model->getPkgBuildDirPath());
         buildDirLabel->setText(buildDirLabelStr);
-        dlg->addContent(buildDirLabel);
+        contentLayout->addWidget(buildDirLabel);
         // 构建目录打开按钮
-        QPushButton *dirOpenBtn = new QPushButton(this);
+        QPushButton *dirOpenBtn = new QPushButton(dlg);
         dirOpenBtn->setText("打开目录");
-        dlg->addContent(dirOpenBtn);
+        contentLayout->addWidget(dirOpenBtn);
         connect(dirOpenBtn, &QPushButton::clicked, this, [this](bool checked) {
             Q_UNUSED(checked);
             QDesktopServices::openUrl(m_model->getPkgBuildDirPath());
         });
         // 确定按钮
-        dlg->addButton("确定", true);
+        QPushButton *okBtn = new QPushButton(dlg);
+        okBtn->setText("确定");
+        connect(okBtn, &QPushButton::clicked, dlg, &DDialog::close);
+        contentLayout->addWidget(okBtn);
 
         // 构建完成
-        connect(this->m_model, &AppManagerModel::buildPkgTaskFinished, dlg, [this, dlg](bool successed, const AM::AppInfo info) {
-            dlg->setEnabled(true);
+        connect(this->m_model, &AppManagerModel::buildPkgTaskFinished, dlg, [this, contentWidget, dlg](bool successed, const AM::AppInfo info) {
+            contentWidget->setEnabled(true);
             QString resultTitle;
             if (successed) {
                 resultTitle = QString("%1安装包构建成功").arg(m_showingAppInfo.pkgName);
@@ -385,7 +410,7 @@ AppManagerWidget::AppManagerWidget(AppManagerModel *model, QWidget *parent)
             dlg->setTitle(resultTitle);
         });
 
-        dlg->setEnabled(false);
+        contentWidget->setEnabled(false);
         dlg->exec();
         // 释放内存
         dlg->deleteLater();
diff --git a/src/job/appmanagerjob.cpp b/src/job/appmanagerjob.cpp
index 4cb4fbd2ced5c3755dd335480e441a223120ca13..1d49e59275909757a51a5239743eac7046fac666 100644
--- a/src/job/appmanagerjob.cpp
+++ b/src/job/appmanagerjob.cpp
@@ -979,10 +979,12 @@ bool AppManagerJob::buildPkg(const AppInfo &info)
     QDir pkgBuildCacheDir(m_pkgBuildCacheDirPath);
     if (pkgBuildCacheDir.exists()) {
         if (!pkgBuildCacheDir.removeRecursively()) {
+            qCritical() << Q_FUNC_INFO << m_pkgBuildCacheDirPath << "removeRecursively failed!";
             return false;
         }
     }
     if (!pkgBuildCacheDir.mkdir(m_pkgBuildCacheDirPath)) {
+        qCritical() << Q_FUNC_INFO << m_pkgBuildCacheDirPath << "create failed!";
         return false;
     }