fix: Delete check condition while start operation dialog.

src/dialogs/DialogManager.cpp

@@ -492,10 +492,10 @@ void DialogManager::raiseDeviceError(QObject *parent, QObject *msg) {
 
 // 扫描过程 dialog 只能为最底层，并且会被error dialog 清除！
 void DialogManager::invokeOperationStart(QObject *parent, QObject *msg) {
-    //没有目标parent 撤销操作
-    if (!QApplication::activeWindow()) return;
-    //只能在最底层窗口上模态
-    if (mDialogCount>0) return;
+//    //没有目标parent 撤销操作
+//    if (!QApplication::activeWindow()) return;
+//    //只能在最底层窗口上模态
+//    if (mDialogCount>0) return;
     clearMessageDialog();
     mOperationMessageDialog = new GUIMessageDialog(QApplication::activeWindow());
     if (msg)