摘要: 报错信息:There is already an open DataReader associated with this Connection which must be closed first 缓解的方案:在实例化database的时候利用线程独立实例化,每个线程一个单独的database实例 阅读全文
posted @ 2018-06-05 10:19 大稳·杨 阅读(1341) 评论(1) 推荐(0)