MySqlException: There is already an open DataReader associated with this Connection which must be closed first.
Parallel.ForEach 然后报了上面的错误，怎么处理
This topic created in 2970 days ago, the information mentioned may be changed or developed.
3 replies • 2018-04-05 09:55:08 +08:00
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male110 OP System.Data.Entity.Core.EntityException:“基础提供程序在 EnlistTransaction 上失败。”
内部异常 InvalidOperationException: Nested transactions are not supported. |
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2
Presbyter Apr 4, 2018
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3
beginor Apr 5, 2018 via Android
一个 connection 通常只能有一个 reader 在用
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