D'après mes tests, on ne peut pas supprimer un utilisateur appartenant à un domaine pour lequel le chat n'est pas activé.
Caused by: org.silverpeas.core.chat.ChatServerException: Error while performing unregister: Bad Request: "Unknown virtual host"
at org.silverpeas.core.chat.servers.EJabberdServer.request(EJabberdServer.java:183)
at org.silverpeas.core.chat.servers.EJabberdServer.request(EJabberdServer.java:169)
at org.silverpeas.core.chat.servers.EJabberdServer.deleteUser(EJabberdServer.java:94)
at org.silverpeas.core.chat.listeners.ChatUserEventListener.onDeletion(ChatUserEventListener.java:55)
at org.silverpeas.core.chat.listeners.ChatUserEventListener.onDeletion(ChatUserEventListener.java:39)
at org.silverpeas.core.notification.system.ResourceEventListener.dispatchEvent(ResourceEventListener.java:111)
at org.silverpeas.core.notification.system.CDIResourceEventListener.onEvent(CDIResourceEventListener.java:68)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:95)
at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:85)
at org.jboss.weld.injection.MethodInvocationStrategy$SimpleMethodInvocationStrategy.invoke(MethodInvocationStrategy.java:168)
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:330)
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:308)
at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:286)
at javax.enterprise.inject.spi.ObserverMethod.notify(ObserverMethod.java:124)
at org.jboss.weld.util.Observers.notify(Observers.java:166)
at org.jboss.weld.event.ObserverNotifier.notifySyncObservers(ObserverNotifier.java:285)
at org.jboss.weld.event.ObserverNotifier.notify(ObserverNotifier.java:273)
at org.jboss.weld.event.EventImpl.fire(EventImpl.java:96)
at org.silverpeas.core.notification.system.CDIResourceEventNotifier.notify(CDIResourceEventNotifier.java:49)
at org.silverpeas.core.notification.system.CDIResourceEventNotifier.notifyEventOn(CDIResourceEventNotifier.java:54)
at org.silverpeas.core.admin.user.UserManager.deleteUser(UserManager.java:665)
... 161 more
Caused by: org.silverpeas.core.chat.ChatServerException: Bad Request: "Unknown virtual host"
at org.silverpeas.core.chat.servers.EJabberdServer.processError(EJabberdServer.java:202)
at org.silverpeas.core.chat.servers.EJabberdServer.request(EJabberdServer.java:179)