BeanManager refuses to create an InjectionTarget for an abstract class

java.lang.RuntimeException: org.jboss.weld.exceptions.IllegalArgumentException: WELD-001519 Cannot create an InjectionTarget from [EnhancedAnnotatedTypeImpl] public abstract @EchoService cla
ss org.jboss.solder.test.serviceHandler.GoodbyeWorld as it is an abstract class
        at org.jboss.solder.serviceHandler.ServiceHandlerExtension.buildBean(ServiceHandlerExtension.java:118)
        at org.jboss.solder.serviceHandler.ServiceHandlerExtension.processAnnotatedType(ServiceHandlerExtension.java:76)
        at sun.reflect.GeneratedMethodAccessor1519.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.jboss.weld.util.reflection.SecureReflections$13.work(SecureReflections.java:268)
        at org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:52)
        at org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInvocation(SecureReflectionAccess.java:137)
        at org.jboss.weld.util.reflection.SecureReflections.invoke(SecureReflections.java:264)
        at org.jboss.weld.annotated.runtime.InvokableAnnotatedMethod.invokeOnInstance(InvokableAnnotatedMethod.java:82)
        at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:97)
        at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:276)
        at org.jboss.weld.event.ExtensionObserverMethodImpl.sendEvent(ExtensionObserverMethodImpl.java:134)
        at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:263)
        at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:238)
        at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:242)
        at org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:173)
        at org.jboss.weld.event.TransactionalObserverNotifier.notifyObserver(TransactionalObserverNotifier.java:47)
        at org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:134)
        at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:119)
        at org.jboss.weld.bootstrap.events.ProcessAnnotatedTypeImpl.fire(ProcessAnnotatedTypeImpl.java:81)
        at org.jboss.weld.bootstrap.events.ContainerLifecycleEvents.fireProcessAnnotatedType(ContainerLifecycleEvents.java:145)
        at org.jboss.weld.bootstrap.BeanDeployer.processAnnotatedTypes(BeanDeployer.java:135)
        at org.jboss.weld.bootstrap.BeanDeployment.createBeans(BeanDeployment.java:220)
        at org.jboss.weld.bootstrap.WeldBootstrap.deployBeans(WeldBootstrap.java:428)
        at org.jboss.as.weld.WeldContainer.start(WeldContainer.java:92)
        at org.jboss.as.weld.services.WeldService.start(WeldService.java:77)
        at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811)
        at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)
Caused by: org.jboss.weld.exceptions.IllegalArgumentException: WELD-001519 Cannot create an InjectionTarget from [EnhancedAnnotatedTypeImpl] public abstract @EchoService class org.jboss.sold
er.test.serviceHandler.GoodbyeWorld as it is an abstract class
        at org.jboss.weld.manager.BeanManagerImpl.createInjectionTarget(BeanManagerImpl.java:1046)
        at org.jboss.weld.manager.BeanManagerImpl.createInjectionTarget(BeanManagerImpl.java:1034)
        at org.jboss.weld.util.ForwardingBeanManager.createInjectionTarget(ForwardingBeanManager.java:210)
        at org.jboss.solder.bean.BeanBuilder.readFromType(BeanBuilder.java:114)
        at org.jboss.solder.serviceHandler.ServiceHandlerExtension.buildBean(ServiceHandlerExtension.java:112)
        ... 31 more
Caused by: org.jboss.weld.exceptions.DefinitionException: WELD-001519 Cannot create an InjectionTarget from [EnhancedAnnotatedTypeImpl] public abstract @EchoService class org.jboss.solder.te
st.serviceHandler.GoodbyeWorld as it is an abstract class
        at org.jboss.weld.injection.producer.DefaultInstantiator.<init>(DefaultInstantiator.java:45)
        at org.jboss.weld.injection.producer.DefaultInjectionTarget.initInstantiator(DefaultInjectionTarget.java:58)
        at org.jboss.weld.injection.producer.AbstractInjectionTarget.<init>(AbstractInjectionTarget.java:95)
        at org.jboss.weld.injection.producer.DefaultInjectionTarget.<init>(DefaultInjectionTarget.java:47)
        at org.jboss.weld.manager.BeanManagerImpl.internalCreateInjectionTarget(BeanManagerImpl.java:1057)
        at org.jboss.weld.manager.BeanManagerImpl.createInjectionTarget(BeanManagerImpl.java:1041)
        ... 35 more