diff --git a/logPlus/qtprojectwidgets.cpp b/logPlus/qtprojectwidgets.cpp
index a9a89ff..380c687 100644
--- a/logPlus/qtprojectwidgets.cpp
+++ b/logPlus/qtprojectwidgets.cpp
@@ -1853,6 +1853,8 @@ void QtProjectWidgets::onImportSingleWellLogData()
         listFiles.append(file_name);
         QVector<IConvertor*> vConvertor=pManager.GetSupportConvertors(listFiles[0], &DepthProgress);
         //		if (vConvertor.empty())	return ;
+        if (file_name.isEmpty())
+            return;
         if (vConvertor.empty())
         {
             QMessageBox::information(NULL,"无法识别的文件",listFiles[0]);