private void PT_formEnd_FormClosed(object sender, FormClosedEventArgs e)
 {
     if (myReader != null)
     {
         myReader.FPRemoveAll();
         myReader.FPIdentificationStop();
         myReader.Dispose();
     }
 }
 private void PT_fingerMultiEnd_Alt_FormClosed(object sender, FormClosedEventArgs e)
 {
     myReader.FPRemoveAll();
     myReader.FPIdentificationStop();
     myReader.Dispose();
 }