DSXchange

Hi
am facing trouble logging in to the datastage 8.0.1. Below is the error details ,if u have come across this scenario ,please help me out in resolving the issue.
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Exception Message:
javax.security.auth.login.LoginException: http://hostname:9080/RegistrationServlet/registration
at com.ascential.acs.security.auth.client.AuthenticationService.getLoginException(AuthenticationService.java:974)
at com.ascential.acs.security.auth.client.AuthenticationService.doLogin(AuthenticationService.java:358)
Caused by: com.ascential.acs.registration.client.RegistrationContextManagerException: Caught an unexpected exception.
at com.ascential.acs.registration.client.RegistrationContextManager.setContext(RegistrationContextManager.java:67)
at com.ascential.acs.security.auth.client.AuthenticationService.doLogin(AuthenticationService.java:352)
Caused by: com.ascential.acs.registration.client.RegistrationHelperException: Caught an unexpected exception.
at com.ascential.acs.registration.client.RegistrationHelper.getBindingProperties(RegistrationHelper.java:567)
at com.ascential.acs.registration.client.RegistrationHelper.getBindingConfigProperties(RegistrationHelper.java:534)
at com.ascential.acs.registration.client.RegistrationContextManager.setContext(RegistrationContextManager.java:167)
at com.ascential.acs.registration.client.RegistrationContextManager.setContext(RegistrationContextManager.java:65)
... 1 more
Caused by: java.io.FileNotFoundException: http://hostname:9080/RegistrationServlet/registration
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:839)
at com.ascential.acs.registration.client.RegistrationHelper.getBindingProperties(RegistrationHelper.java:559)
... 4 more

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