HoloEverywhere.Fragment must be attached to HoloEverywhere.Activity

Ola não estou conseguindo resolver um problema ao chamar um fragment

Unable to start activity ComponentInfo{br.com.slim.venda/br.com.slim.venda.clienteNovo.ClienteNovoView}: java.lang.RuntimeException: HoloEverywhere.Fragment must be attached to HoloEverywhere.Activity

Estou chamando fragment da seguinte forma

PickersDatePickerFragment p= new PickersDatePickerFragment(edDtNascimento);
			p.show(getFragmentManager());

PickersDatePickerFragment.java

import org.holoeverywhere.app.DatePickerDialog;
import org.holoeverywhere.app.DatePickerDialog.OnDateSetListener;
import org.holoeverywhere.app.Dialog;
import org.holoeverywhere.app.DialogFragment;
import org.holoeverywhere.widget.DatePicker;
import android.annotation.SuppressLint;
import android.os.Bundle;
import android.widget.EditText;

@SuppressLint("ValidFragment")
public class PickersDatePickerFragment extends DialogFragment implements OnDateSetListener {
		
	EditText edText;
	public PickersDatePickerFragment(EditText edText) {
		this.edText = edText;
	}
	
    private static final Calendar CALENDAR = Calendar.getInstance();

    private static final DateFormat DATE_FORMAT = new SimpleDateFormat("dd/MM/yyyy");

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        return new DatePickerDialog(getSupportActivity(), getTheme(), this, CALENDAR.get(Calendar.YEAR),
        		CALENDAR.get(Calendar.MONTH), CALENDAR.get(Calendar.DAY_OF_MONTH));
    }

    @Override
    public void onDateSet(DatePicker picker, int year, int monthOfYear, int dayOfMonth) {
        CALENDAR.set(Calendar.YEAR, year);
        CALENDAR.set(Calendar.MONTH, monthOfYear); 
        CALENDAR.set(Calendar.DAY_OF_MONTH, dayOfMonth); 
        edText.setText(DATE_FORMAT.format(CALENDAR.getTime()));
    }
}

Alguém sabe o que posso esta errado?

As APIS de copatibilidade normalmente fornecem a classe Fragment e Activity, você precisa sobreescrever elas invés das do Android para funcionar.