Failed to load users/passwords/role files

12:16:56,434 ERROR [org.jboss.security.auth.spi.UsersRolesLoginModule] (http-nucleus%2F127.0.0.1-8080-1) Failed to load users/passwords/role files: java.io.IOException: No properties file: users.properties or defaults: defaultUsers.properties found
at org.jboss.security.auth.spi.Util.loadProperties(Util.java:201) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.security.auth.spi.UsersRolesLoginModule.loadUsers(UsersRolesLoginModule.java:186) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.security.auth.spi.UsersRolesLoginModule.createUsers(UsersRolesLoginModule.java:200) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.security.auth.spi.UsersRolesLoginModule.initialize(UsersRolesLoginModule.java:127) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_20]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [:1.6.0_20]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [:1.6.0_20]
at java.lang.reflect.Method.invoke(Method.java:616) [:1.6.0_20]
at javax.security.auth.login.LoginContext.invoke(LoginContext.java:771) [:1.6.0_20]
at javax.security.auth.login.LoginContext.access$000(LoginContext.java:203) [:1.6.0_20]
at javax.security.auth.login.LoginContext$4.run(LoginContext.java:698) [:1.6.0_20]
at javax.security.auth.login.LoginContext$4.run(LoginContext.java:696) [:1.6.0_20]
at java.security.AccessController.doPrivileged(Native Method) [:1.6.0_20]
at javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:695) [:1.6.0_20]
at javax.security.auth.login.LoginContext.login(LoginContext.java:594) [:1.6.0_20]
at org.jboss.security.plugins.auth.JaasSecurityManagerBase.defaultLogin(JaasSecurityManagerBase.java:553) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.security.plugins.auth.JaasSecurityManagerBase.authenticate(JaasSecurityManagerBase.java:487) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.security.plugins.auth.JaasSecurityManagerBase.isValid(JaasSecurityManagerBase.java:365) [picketbox-4.0.0.Alpha4.jar:4.0.0.Alpha4]
at org.jboss.as.web.security.JBossWebRealm.authenticate(JBossWebRealm.java:88) [jboss-as-web-7.0.0.Beta2-SNAPSHOT.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.authenticator.BasicAuthenticator.authenticate(BasicAuthenticator.java:180) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:446) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:154) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:660) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:951) [jbossweb-7.0.0.Beta7.jar:7.0.0.Beta2-SNAPSHOT]
at java.lang.Thread.run(Thread.java:636) [:1.6.0_20]