[errai-users] Errai communication error !!!

mvn archetype:generate -DarchetypeArtifactId=jboss-javaee6-webapp -DarchetypeGroupId=org.jboss.weld.archetypes -DarchetypeVersion=1.0.1.Beta1 and load the project into Eclipse, finally if I attempt to run it like a Web Application I get a "Message Bus Error" according to communication. View the picture for details. Also, when I try to run the first Hello World example that come with doc I get the same error in communication, could somebody help me ??? Thanks anyway...