Help for JobEventHandler

Dear Members,

Help me on this topic..

I'm implementing job project presented in .net remoting, I'm trying to create a dll of JobServerLib but it doesnt build as it gives error for JobEventHandler...

I need to incorporate one assembly to handle events for JobEventHandler.. but im not able to find it out which.. please help me on this...

here is my code...

using System;

using System.Collections;

using System.Runtime.Remoting;

using System.Runtime.Remoting.Lifetime;

using System.Runtime.CompilerServices;

public interface IJobServer {

event JobEventHandler JobEvent;

void CreateJob(string sDescription);

void UpdateJobState(int nJobID,

string sUser,

string sStatus);