EF There is already an open DataReader associated with this Command
2017-09-05 16:00 Dorisoy 阅读(1493) 评论(0) 编辑 收藏 举报捕捉到 System.InvalidOperationException
_HResult=-2146233079
_message=意外的连接状态。在使用包装提供程序时,请确保在已包装的 DbConnection 上实现 StateChange 事件。
HResult=-2146233079
解决参考:
https://stackoverflow.com/questions/4867602/entity-framework-there-is-already-an-open-datareader-associated-with-this-comma
https://stackoverflow.com/questions/20693216/there-is-already-an-open-datareader-associated-with-this-connection-which-must-b
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