'Show incorrect data file warning message box.'

def warning_incorrect_datafile(self):

    msg_title = 'Warning'
    msg = unicode(_translate('Util', 'Incorrect    Data    file!\nPlease    use    the    "Download"    key    to    \nfetch    a    new    data    file.', None))
    self.set_message(unicode(msg_title), msg)
    self.ui.ButtonApply.setEnabled(False)
    self.ui.ButtonANSI.setEnabled(False)
    self.ui.ButtonUTF.setEnabled(False)
