message: Load default theme on very first start...
diff: @@ -810,6 +810,9 @@ void restoreWindowGeometry(const QString& strSetting, const QSize& defaultSize,
  // Check whether a theme is not build-in
  bool isExternal(QString theme){
  + if(theme.isEmpty())
  + return false;
  +
  return (theme.operator !=("default"));
  }
  