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The ObjectContext instance has been disposed and can no longer be used for operations that require a connection.

Loui 2014-01-20 17:40 阅读:2733 评论:0 推荐:0

慎把“DataContext”静态化或则单例

Loui 2013-11-26 16:08 阅读:891 评论:2 推荐:0

using 语句中使用的类型必须可隐式转换为“System.IDisposable”

Loui 2013-08-27 14:34 阅读:8915 评论:0 推荐:1