错误No Persistence provider for EntityManager named

来源:互联网 发布:遗传算法求解tsp 编辑:程序博客网 时间:2024/06/15 18:06

遇到错误“No Persistence provider for EntityManager named”

请检查persistence.xml是否在WEB-INF\classes\META-INF文件夹下!

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