I am trying to start the JBoss Server for an ATG application but i am getting this below mentioned error

[khaja_shah]

18:17:31,785 ERROR [AbstractKernelController] Error installing to Start: name=jboss:service=WebService state=Create mode=Manual requiredState=Installed

java.lang.Exception: Port 8083 already in use.

        at org.jboss.web.WebServer.start(WebServer.java:233)

        at org.jboss.web.WebService.startService(WebService.java:322)

        at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:376)

        at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:322)

        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

        at java.lang.reflect.Method.invoke(Method.java:597)

        at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)

        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)

        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)

        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)

        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:668)

        at org.jboss.system.microcontainer.ServiceProxy.invoke(ServiceProxy.java:189)

        at $Proxy38.start(Unknown Source)

Please Help