2011-03-28 23:10:44,289 TRACE [org.jboss.security.auth.spi.UsersRolesLoginModule] (http-0.0.0.0-8080-1) abort
2011-03-28 23:10:44,289 TRACE [org.jboss.security.plugins.auth.JaasSecurityManagerBase.SPNEGO] (http-0.0.0.0-8080-1) Login failure
javax.security.auth.login.LoginException: Unable to authenticate - Failure unspecified at GSS-API level (Mechanism level: Encryption type AES256 CTS mode with HMAC SHA1-96 is not supported/enabled)
     at org.jboss.security.negotiation.spnego.SPNEGOLoginModule.login(SPNEGOLoginModule.java:152)
     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
     at java.lang.reflect.Method.invoke(Method.java:597)
     at javax.security.auth.login.LoginContext.invoke(LoginContext.java:769)
     at javax.security.auth.login.LoginContext.access$000(LoginContext.java:186)
     at javax.security.auth.login.LoginContext$4.run(LoginContext.java:683)
     at java.security.AccessController.doPrivileged(Native Method)
     at javax.security.auth.login.LoginContext.invokePriv(LoginContext.java:680)
     at javax.security.auth.login.LoginContext.login(LoginContext.java:579)
     at org.jboss.security.plugins.auth.JaasSecurityManagerBase.defaultLogin(JaasSecurityManagerBase.java:553)
     at org.jboss.security.plugins.auth.JaasSecurityManagerBase.authenticate(JaasSecurityManagerBase.java:487)
     at org.jboss.security.plugins.auth.JaasSecurityManagerBase.isValid(JaasSecurityManagerBase.java:365)
     at org.jboss.security.plugins.JaasSecurityManager.isValid(JaasSecurityManager.java:160)
     at org.jboss.web.tomcat.security.JBossWebRealm.authenticate(JBossWebRealm.java:399)
     at org.jboss.security.negotiation.NegotiationAuthenticator.authenticate(NegotiationAuthenticator.java:127)
     at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:491)
     at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:95)
     at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)
     at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)
     at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
     at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
     at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)
     at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
     at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)
     at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)
     at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598)
     at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:451)
     at java.lang.Thread.run(Thread.java:619)