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There is already an open DataReader associated with this Connection which must be closed first
時間 2021-07-10
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使用MVC4 EF Linq獲取foreach列表循環的時候遇到了如下的問題:報錯提示 There is already an open DataReader associated with this Connection which must be closed first 解決方法如下紅色所示: @foreach (var item in Model.ToList()) { @Html.Ac
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多線程下,屢次操做數據庫報錯,There is already an open DataReader associated with this Command which must be closed
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