ive been trying to create a web application using RMI
for web/DB/app tiers . its the first time i try to use
rmi , and im getting this weird error from the netbeans ide
that i have no idea how to fix. thanks in advance for any help .
what am i doing wrong , and why wont BugsImpl compile ?

error: java.rmi.server.RemoteServer is not a valid remote
implementation: has no remote interfaces.
1 error
Errors compiling BugsImpl.

--------------------------------------------------

/*
* RemoteBugs.java

*/
package QAmanager.Server;

import java.rmi.*;
import java.util.Vector;
import QAmanager.Bug;

public interface RemoteBugs extends Remote
{
Vector getAllBugs() throws RemoteException;
void InsertNewBug(Bug a) throws RemoteException;
Vector getAllBugsByProjectName (int activeflag , String
projectName) throws RemoteException;

}



-----------------------------------

/*
* BugsImpl.java
*
*
*/

package QAmanager.Server;

import QAmanager.*;
import java.rmi.server.*;
import java.util.Vector;
import java.rmi.*;


public class BugsImpl extends UnicastRemoteObject implements
RemoteBugs
{

/** Creates a new instance of BugsImpl */
public BugsImpl() throws RemoteException
{
}

public Vector getAllBugs() throws RemoteException
{
//temporary return
return null;
}
public void InsertNewBug(Bug a) throws RemoteException
{
}
public Vector getAllBugsByProjectName (int activeflag , String
projectName) throws RemoteException
{
//temporary return
return null;
}


}