Couldn't Connect To Reports

Hi,

I'm not able to browse through http://localhost/reports.

When I'm trying to connect it gives me "Server Error in '/Reports' Application."At the same time I'm able to view Reportserver.At the same time I'm able to view Reportserver.(i.e)http://localhost/reportserver

please can anyone suggest me some solution to this problem..
Server Error in '/Reports' Application.


The trust relationship between the primary domain and the trusted domain failed.


Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.SystemException: The trust relationship between the primary domain and the trusted domain failed.


Source Error:





An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:





[SystemException: The trust relationship between the primary domain and the trusted domain failed.
]
System.Security.Principal.NTAccount.TranslateToSids(IdentityReferenceCollection sourceAccounts, Boolean& someFailed) +1167
System.Security.Principal.NTAccount.Translate(IdentityReferenceCollection sourceAccounts, Type targetType, Boolean& someFailed) +42
System.Security.Principal.NTAccount.Translate(IdentityReferenceCollection sourceAccounts, Type targetType, Boolean forceSuccess) +46
System.Security.Principal.WindowsPrincipal.IsInRole(String role) +205
System.Web.Configuration.AuthorizationRule.IsTheUserInAnyRole(StringCollection roles, IPrincipal principal) +120
System.Web.Configuration.AuthorizationRule.IsUserAllowed(IPrincipal user, String verb) +300
System.Web.Configuration.AuthorizationRuleCollection.IsUserAllowed(IPrincipal user, String verb) +191
System.Web.Security.UrlAuthorizationModule.OnEnter(Object source, EventArgs eventArgs) +3403086
System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +92
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +64





Version Information: Microsoft .NET Framework Version:2.0.50727.42; ASP.NET Version:2.0.50727.210