Unhandled exception: could not delete:
 [CounterSoft.Atlas.Commons.Entity.User#15][SQL: DELETE FROM atlas_user WHERE id = ?]. Stack trace:    at
 NHibernate.Persister.Entity.AbstractEntityPersister.Delete(Object id, Object  version, Int32 j, Object obj, SqlCommandInfo sql, ISessionImplementor session,  Object[] loadedState)
   at NHibernate.Persister.Entity.AbstractEntityPersister.Delete(Object id,  Object version, Object obj, ISessionImplementor session)
   at NHibernate.Action.EntityDeleteAction.Execute()
   at NHibernate.Engine.ActionQueue.Execute(IExecutable executable)
   at NHibernate.Engine.ActionQueue.ExecuteActions(IList list)
   at
 NHibernate.Event.Default.AbstractFlushingEventListener.PerformExecutions(IEventSource session)
   at NHibernate.Event.Default.DefaultFlushEventListener.OnFlush(FlushEvent
 event)
   at NHibernate.Impl.SessionImpl.Flush()
   at NHibernate.Transaction.AdoTransaction.Commit()
   at CounterSoft.Atlas.Controllers.AdminController.DeleteUser(Int32 userId)