hello , 

i have a workflow wich calculates display name firstname + lastname classic , i have a wird issue 

when i modify for example the firstname the displayname is calculated correctry but the wf still in postprocessing - the wf is about modifying the firstname and the second one which update the displayname is terminated. 

any idea ? 

I have this erreor in the event viewer

Microsoft.ResourceManagement.Service: Microsoft.ResourceManagement.WebServices.Exceptions.EndpointUnavailableException: Other ---> System.Data.SqlClient.SqlException: Cannot generate SSPI context.
   at Microsoft.ResourceManagement.Utilities.ExceptionManager.ThrowException(Exception exception)
   at Microsoft.ResourceManagement.Data.Exception.DataAccessExceptionManager.ThrowException(SqlException innerException, TransactionAndConnectionScope scope)
   at Microsoft.ResourceManagement.Data.DatabaseConnection.Open(SqlConnection connection)
   at Microsoft.ResourceManagement.Data.DatabaseConnection.Open(String connectionString)
   at Microsoft.ResourceManagement.Data.DatabaseConnection.Open(DataStore store)
   --- End of inner exception stack trace ---
   at Microsoft.ResourceManagement.Data.DatabaseConnection.Open(DataStore store)
   at Microsoft.ResourceManagement.Data.TransactionAndConnectionScope..ctor(Boolean createTransaction, IsolationLevel isolationLevel, DataStore dataStore)
   at Microsoft.ResourceManagement.Data.TransactionAndConnectionScope..ctor(Boolean createTransaction)
   at Microsoft.ResourceManagement.Data.DataAccess.RetrieveExpiredTimerIdsForServiceHost(Int16 serviceId, Int32 workflowDefinitionVersionKey, Boolean isHosted, List`1 workflowTypes, Int32 maxWorkflowsToLoadOnTimerExpiration)
   at Microsoft.ResourceManagement.Workflow.Hosting.ResourceManagementSqlWorkflowPersistenceService.LoadExpiredTimerWorkflowIds()
   at Microsoft.ResourceManagement.Workflow.Hosting.ResourceManagementSqlWorkflowPersistenceService.ExecuteTimerBasedOperations()
   at Microsoft.ResourceManagement.Utilities.PeriodicBase.Execute(Object input)

http://social.technet.microsoft.com/wiki/contents/articles/18545.troubleshooting-cannot-generate-sspi-context.aspx