C# 迁移到Visual Studio 2015构造函数后。创建缺少的

我安装了

VisualStudio2015社区

，并尝试在这里打开两个项目第一个项目运行良好，但第二个项目在

Global.asax.cs

错误如下所示：

由于某些原因，它找不到

.Create

方法。但是，如果我在Visual Studio 2013中打开同一个项目，它将不会出错

我使用

.NETFramework 4.5

这些方法类似于使用

OData.Entities

下面的代码是类

.AddressMapper（）

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有人能帮助我吗？

当我将IDE更改为2015年时，我遇到了一些问题，请点击这些链接。这可能对您有所帮助，希望能对您有所帮助。

当我将IDE更改为2015年时，我遇到了一些问题，请点击这些链接。这可能会对您有所帮助，希望能对您有所帮助

public class AddressMapper : TimestampMapper, IMapper<AccountCustomerEntity, Address>
{
    public AddressMapper();  
    public void Map(AccountCustomerEntity accountCustomerEntity, Address address);
}

public static class OrderMapperExtensions
{
    public static OrderMapper WithAccountFn(this OrderMapper mapper, Func<int, Account> accountFn);
    public static OrderMapper WithAddressFn(this OrderMapper mapper, Func<AccountCustomerEntity, Address> addressFn);
    public static OrderMapper WithArticleFn(this OrderMapper mapper, Func<RequisitionDeliveryDetailEntity, Article> articleFn);
    public static OrderMapper WithCarrierFn(this OrderMapper mapper, Func<int, Carrier> carrierFn);
    public static OrderMapper WithLineItemFn(this OrderMapper mapper, Func<RequisitionLineEntity, LineItem> lineItemFn);
    public static OrderMapper WithStatusFn(this OrderMapper mapper, Func<short, Status> statusFn);
    public static OrderMapper WithTransactionFn(this OrderMapper mapper, Func<IEnumerable<TransactionEntity>, Transaction> transactionFn);
    public static OrderMapper WithUserFn(this OrderMapper mapper, Func<string, User> userFn);
}

public class OrderMapper : TimestampMapper, IMapper<RequisitionEntity, Order>
{
    public Func<int, Account> AccountFn;
    public Func<AccountCustomerEntity, Address> AddressFn;
    public Func<RequisitionDeliveryDetailEntity, Article> ArticleFn;
    public Func<int, Carrier> CarrierFn;
    public Func<RequisitionLineEntity, LineItem> LineItemFn;
    public Func<short, Status> StatusFn;
    public Func<IEnumerable<TransactionEntity>, Transaction> TransactionFn;

    public OrderMapper();

    public void Map(RequisitionEntity requisitionEntity, Order order);
}