Devart Forums

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var c = dc.GetTable<Company>().First()

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   at Devart.Data.Linq.Mapping.Accessors.EntitySetDefSourceAccessor`2.a(T A_0)
   at Devart.Data.Linq.Mapping.Accessors.MetaAccessor`2.GetBoxedValue(Object instance)
   at Devart.Data.Linq.Engine.MaterializerServices.AssignEntitySetLoader[T](a9 factory, MetaAccessor sourceAccessor, Object entity, Object[] keyValues)
   at MaterializeOrganization(MaterializerScope )
   at Devart.Data.Linq.Engine.ObjectReader`1.a()
   at Devart.Data.Linq.Engine.EntityReader`3.a()
   at Devart.Data.Linq.Engine.ObjectReader`1.a(T& A_0)
   at Devart.Data.Linq.Engine.ObjectReader`1.c()
   at Devart.Data.Linq.DataProvider.a(c1 A_0, IDbConnection A_1, IDataReader A_2)
   at Devart.Data.Linq.DataProvider.a(c1 A_0, Object[] A_1)
   at Devart.Data.Linq.DataProvider.c(Expression A_0)
   at Devart.Data.Linq.Table`1.System.Linq.IQueryProvider.Execute[TResult](Expression expression)
   at System.Linq.Queryable.First[TSource](IQueryable`1 source)
   at TestDevart2.Program.Main(String[] args) in c:\Users\User1\Documents\Visual Studio 2013\Projects\TestDevart2\TestDevart2\Program.cs:line 67
   at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
   at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
   at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
   at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart()

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private EntitySet<Order> _Orders;

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private EntitySet<Order> _Orders = new Devart.Data.Linq.EntitySet<Order>();

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 public Order()
{
  this._Company = default(EntityRef<Company>);
  OnCreated();
}

 public Company()
{
  this._Orders = new EntitySet<Order>(new Action<Order>(this.attach_Orders), new Action<Order>(this.detach_Orders));
  OnCreated();     
}

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 public EntitySet<Order> Orders
    {
        get { return this._Orders; }
        set { this._Orders.Assign(value); 
    }