Scaffolding an entity with an enum fails

@Entity
@JsonIgnoreProperties("content")
public class MediaItem implements Serializable {

    private static final long serialVersionUID = -3190368407410663590L;

    @Id
    @GeneratedValue(strategy=IDENTITY)
    private Long id;

    @Enumerated(STRING)
    private MediaType mediaType;
    
    @URL
    private String url;

    public Long getId() {
        return id;
    }

    public MediaType getMediaType() {
        return mediaType;
    }
    
    public void setMediaType(MediaType mediaType) {
        this.mediaType = mediaType;
    }

    public String getUrl() {
        return url;
    }
    
    public void setUrl(String url) {
        this.url = url;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        MediaItem mediaItem = (MediaItem) o;

        if (id != null ? !id.equals(mediaItem.id) : mediaItem.id != null) return false;

        return true;
    }

    @Override
    public int hashCode() {
        return id != null ? id.hashCode() : 0;
    }
}

public enum MediaType {
    
    IMAGE("Image", true);
    
    private MediaType(String description, boolean cacheable) {
        this.description = description;
        this.cacheable = cacheable;
    }

    private final String description;
    private final boolean cacheable;
    
    public String getDescription() {
        return description;
    }
    
    public boolean isCacheable() {
        return cacheable;
    }
    
}

[ticket-monster] ticket-monster-1 $ scaffold from-entity org.jboss.jdf.example.ticketmonster.model.MediaItem;
Wrote /Users/pmuir/workspace/ticket-monster-1/src/main/java/org/jboss/jdf/examples/view/MediaItemBean.java
***ERROR*** [scaffold from-entity] Error generating default scaffolding: java.lang.ClassCastException: org.jboss.forge.parser.java.impl.JavaEnumImpl cannot be cast to org.jboss.forge.parser.java.MethodHolder
org.jboss.forge.shell.exceptions.CommandExecutionException: Error generating default scaffolding: java.lang.ClassCastException: org.jboss.forge.parser.java.impl.JavaEnumImpl cannot be cast to org.jboss.forge.parser.java.MethodHolder
	at org.jboss.forge.shell.command.Execution.perform(Execution.java:153)
	at org.jboss.forge.shell.command.fshparser.FSHRuntime.run(FSHRuntime.java:125)
	at org.jboss.forge.shell.command.fshparser.FSHRuntime.run(FSHRuntime.java:63)
	at org.jboss.forge.shell.ShellImpl$ExecutorThread.run(ShellImpl.java:829)
	at org.jboss.forge.shell.ShellImpl.execute(ShellImpl.java:852)
	at org.jboss.forge.shell.ShellImpl.doShell(ShellImpl.java:642)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.jboss.weld.bean.proxy.AbstractBeanInstance.invoke(AbstractBeanInstance.java:48)
	at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:125)
	at org.jboss.forge.shell.ShellImpl$Proxy$_$$_WeldClientProxy.doShell(ShellImpl$Proxy$_$$_WeldClientProxy.java)
	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.weld.util.reflection.SecureReflections$13.work(SecureReflections.java:305)
	at org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:54)
	at org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInvocation(SecureReflectionAccess.java:163)
	at org.jboss.weld.util.reflection.SecureReflections.invoke(SecureReflections.java:299)
	at org.jboss.weld.introspector.jlr.WeldMethodImpl.invokeOnInstance(WeldMethodImpl.java:188)
	at org.jboss.weld.introspector.ForwardingWeldMethod.invokeOnInstance(ForwardingWeldMethod.java:59)
	at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:198)
	at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:282)
	at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:265)
	at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:234)
	at org.jboss.weld.manager.BeanManagerImpl.notifyObservers(BeanManagerImpl.java:635)
	at org.jboss.weld.manager.BeanManagerImpl.fireEvent(BeanManagerImpl.java:622)
	at org.jboss.weld.manager.BeanManagerImpl.fireEvent(BeanManagerImpl.java:616)
	at org.jboss.forge.shell.Bootstrap$1.run(Bootstrap.java:120)
	at java.lang.Thread.run(Thread.java:680)
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.GeneratedMethodAccessor59.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.jboss.forge.shell.command.Execution.perform(Execution.java:149)
	... 31 more
Caused by: java.lang.RuntimeException: Error generating default scaffolding: java.lang.ClassCastException: org.jboss.forge.parser.java.impl.JavaEnumImpl cannot be cast to org.jboss.forge.parser.java.MethodHolder
	at org.jboss.forge.scaffold.faces.FacesScaffold.generateFromEntity(FacesScaffold.java:339)
	at org.jboss.forge.scaffold.plugins.ScaffoldPlugin.generateFromEntity(ScaffoldPlugin.java:174)
	... 35 more
Caused by: org.metawidget.inspector.iface.InspectorException: java.lang.ClassCastException: org.jboss.forge.parser.java.impl.JavaEnumImpl cannot be cast to org.jboss.forge.parser.java.MethodHolder
	at org.metawidget.inspector.iface.InspectorException.newException(InspectorException.java:51)
	at org.jboss.forge.scaffold.faces.metawidget.inspector.propertystyle.ForgePropertyStyle.inspectProperties(ForgePropertyStyle.java:159)
	at org.metawidget.inspector.impl.propertystyle.BasePropertyStyle.getUncachedTraits(BasePropertyStyle.java:172)
	at org.metawidget.inspector.impl.BaseTraitStyle.getTraits(BaseTraitStyle.java:126)
	at org.metawidget.inspector.impl.propertystyle.BasePropertyStyle.getProperties(BasePropertyStyle.java:54)
	at org.metawidget.inspector.impl.BaseObjectInspector.getProperties(BaseObjectInspector.java:499)
	at org.metawidget.inspector.impl.BaseObjectInspector.inspectTraits(BaseObjectInspector.java:341)
	at org.metawidget.inspector.impl.BaseObjectInspector.inspectAsDom(BaseObjectInspector.java:243)
	at org.metawidget.inspector.impl.BaseObjectInspector.inspectAsDom(BaseObjectInspector.java:69)
	at org.metawidget.inspector.composite.CompositeInspector.runInspector(CompositeInspector.java:241)
	at org.metawidget.inspector.composite.CompositeInspector.runInspectors(CompositeInspector.java:220)
	at org.metawidget.inspector.composite.CompositeInspector.inspectAsDom(CompositeInspector.java:167)
	at org.metawidget.inspector.composite.CompositeInspector.inspectAsDom(CompositeInspector.java:151)
	at org.metawidget.inspector.composite.CompositeInspector.inspectAsDom(CompositeInspector.java:53)
	at org.metawidget.pipeline.base.BasePipeline.inspectAsDom(BasePipeline.java:344)
	at org.metawidget.statically.StaticMetawidget.inspect(StaticMetawidget.java:301)
	at org.metawidget.statically.StaticMetawidget.write(StaticMetawidget.java:247)
	at org.metawidget.statically.StaticMetawidget.write(StaticMetawidget.java:233)
	at org.metawidget.statically.BaseStaticWidget.write(BaseStaticWidget.java:126)
	at org.metawidget.statically.BaseStaticXmlWidget.write(BaseStaticXmlWidget.java:168)
	at org.metawidget.statically.BaseStaticWidget.write(BaseStaticWidget.java:126)
	at org.metawidget.statically.StaticMetawidget.write(StaticMetawidget.java:255)
	at org.jboss.forge.scaffold.faces.FacesScaffold.writeEntityMetawidget(FacesScaffold.java:777)
	at org.jboss.forge.scaffold.faces.FacesScaffold.generateFromEntity(FacesScaffold.java:292)
	... 36 more
Caused by: java.lang.ClassCastException: org.jboss.forge.parser.java.impl.JavaEnumImpl cannot be cast to org.jboss.forge.parser.java.MethodHolder
	at org.jboss.forge.scaffold.faces.metawidget.inspector.propertystyle.ForgePropertyStyle.inspectProperties(ForgePropertyStyle.java:152)
	... 58 more
[ticket-monster] ticket-monster-1 $