Has someone seen this as well?
14:16:38,063 ERROR [stderr] (HttpManagementService-threads - 2) Caused by:
java.lang.ClassNotFoundException: org.jboss.as.protocol.mgmt.ProtocolUtils from [Module
"org.jboss.as.domain-http-interface:main" from local module loader @39ab89
(roots: /home/ec2-user/jboss-as-7.1.0.Final-EAP-preview/modules)]