The provider did not return a ProviderManifestToken string.

其他 2020-01-13 10:56:49 阅读次数: 0

在使用ASP.NET MVC + Entity Framework+MySQL开发时，开机登录出现上述错误，原因：Mysql服务没有开启，或者connectionstring写错。

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转载自blog.csdn.net/xingkongtianyuzhao/article/details/102494897

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