diff --git a/LedOK/globaldefine.h b/LedOK/globaldefine.h
index 3aeb7c6..24f846f 100644
--- a/LedOK/globaldefine.h
+++ b/LedOK/globaldefine.h
@@ -199,6 +199,7 @@ inline int verCompare(const QString& a, const QString& b) {
         int bbb = bparts[i].toInt();
         if(aaa != bbb) return aaa - bbb;
     }
+    if(aparts.count() == bparts.count()) return 0;
     return aparts.count() > bparts.count() ? aparts[cnt].toInt() : bparts[cnt].toInt();
 }
 
diff --git a/LedOK/mainwindow.cpp b/LedOK/mainwindow.cpp
index 62519df..e8d6fd6 100644
--- a/LedOK/mainwindow.cpp
+++ b/LedOK/mainwindow.cpp
@@ -259,7 +259,7 @@ MainWindow::MainWindow(QWidget *parent) : BaseWin(parent) {
         qFile.close();
         if(res != QDialog::Accepted) return;
         QApplication::quit();
-        QDesktopServices::openUrl("file://"+filePath);
+        QDesktopServices::openUrl(QUrl::fromLocalFile(filePath));
     });
     menu_setting->addAction(act_update);