Error in launching admin console

[udayakumar_p]

We use alfresco enterprise edition. When we try to login to the admin console via

http://<your-host-name>:<alfresco-port>/alfresco

==> click on the alfresco administration console link and login with admin username and password we see the following page.

Here is the log trace.

Exception: java.lang.IllegalArgumentException - Cannot pass null or empty values to constructor

net.sf.acegisecurity.providers.dao.User.<init>(User.java:133)

org.alfresco.repo.security.authentication.RepositoryAuthenticationDao$1SearchUserNameCallback.execute(RepositoryAuthenticationDao.java:263)

org.alfresco.repo.security.authentication.RepositoryAuthenticationDao$1SearchUserNameCallback.execute(RepositoryAuthenticationDao.java:215)

org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)

org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:345)

org.alfresco.repo.security.authentication.RepositoryAuthenticationDao.getUserEntryOrNullImpl(RepositoryAuthenticationDao.java:281)

org.alfresco.repo.security.authentication.RepositoryAuthenticationDao.getUserEntryOrNull(RepositoryAuthenticationDao.java:200)

org.alfresco.repo.security.authentication.RepositoryAuthenticationDao.loadUserByUsername(RepositoryAuthenticationDao.java:164)

net.sf.acegisecurity.providers.dao.DaoAuthenticationProvider.getUserFromBackend(DaoAuthenticationProvider.java:390)

net.sf.acegisecurity.providers.dao.DaoAuthenticationProvider.authenticate(DaoAuthenticationProvider.java:225)

net.sf.acegisecurity.providers.ProviderManager.doAuthentication(ProviderManager.java:159)

net.sf.acegisecurity.AbstractAuthenticationManager.authenticate(AbstractAuthenticationManager.java:49)

org.alfresco.repo.security.authentication.AuthenticationComponentImpl$1$1.doWork(AuthenticationComponentImpl.java:96)

org.alfresco.repo.security.authentication.AuthenticationComponentImpl$1$1.doWork(AuthenticationComponentImpl.java:90)

org.alfresco.repo.tenant.TenantUtil.runAsWork(TenantUtil.java:119)

org.alfresco.repo.tenant.TenantUtil.runAsTenant(TenantUtil.java:88)

org.alfresco.repo.tenant.TenantUtil$1.doWork(TenantUtil.java:62)

org.alfresco.repo.security.authentication.AuthenticationUtil.runAs(AuthenticationUtil.java:548)

org.alfresco.repo.tenant.TenantUtil.runAsUserTenant(TenantUtil.java:58)

org.alfresco.repo.tenant.TenantUtil.runAsSystemTenant(TenantUtil.java:112)

org.alfresco.repo.security.authentication.AuthenticationComponentImpl$1.execute(AuthenticationComponentImpl.java:89)

org.alfresco.repo.security.authentication.AuthenticationComponentImpl$1.execute(AuthenticationComponentImpl.java:86)

org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)

org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:345)

org.alfresco.repo.security.authentication.AuthenticationComponentImpl.authenticateImpl(AuthenticationComponentImpl.java:84)

org.alfresco.repo.security.authentication.AbstractAuthenticationComponent.authenticate(AbstractAuthenticationComponent.java:162)

org.alfresco.repo.security.authentication.AuthenticationServiceImpl.authenticate(AuthenticationServiceImpl.java:68)

org.alfresco.repo.security.authentication.AbstractChainingAuthenticationService.authenticate(AbstractChainingAuthenticationService.java:195)

sun.reflect.GeneratedMethodAccessor754.invoke(Unknown Source)

sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

java.lang.reflect.Method.invoke(Method.java:606)

org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)

org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodIn