bean compilation error

[technical_helps@yahoo.com]

Hi, I am trying to compile a java file with the following code , and I am getting the error
AdviceHome.java:9: cannot resolve symbol
symbol : class Advice
location: interface headfirst.AdviceHome
public Advice create() throws CreateException, RemoteException;

here is the code

package headfirst;

import javax.ejb.*;
import java.rmi.RemoteException;


public interface AdviceHome extends EJBHome
	{
		public Advice create() throws CreateException, RemoteException;
	}

here is the directory content showing the class file

Directory of C:\ejbprojects\advice\src\headfirst

07/29/2009  01:49p                 225 Advice.class
07/29/2009  01:49p               1,499 AdviceBean.class
               2 File(s)          1,724 bytes

and here is the code for Advice.java

package headfrst;

import javax.ejb.*;
import java.rmi.RemoteException;

public interface Advice extends EJBObject
	{
		public String getAdvice() throws RemoteException;
	}

please help.
thanks