Just ran into a great error on upgrading to Glassfish 4.  Couple of references to it from Google but no solution. Glassfish log: [2013-12-22T07:02:51.014+1100] [glassfish 4.0] [SEVERE] [] [javax.enterprise.system.core] [tid: _ThreadID=36 _ThreadName=admin-listener(4)] [timeMillis: 1387656171014] [levelValue: 1000] [[   Exception while loading the app : CDI deployment failure:WELD-001301 Annotation @org.glassfish.api.admin.RestEndpoints(value=[@org.glassfish.api.admin.RestEndpoint(description=disable-secure-admin, path=disable-secure-admin, opType=POST, params=[], useForAuthorization=false, configBean=interface com.sun.enterprise.config.serverbeans.Domain)]) […]