Cannot attach the file ‘{0}' as database '{1}'

EF使用CodeFirst,当使用localDB时，删除mdf文件，会报“Cannot attach the file ‘{0}‘ as database ‘{1}‘”错误。

解决方法如下：

1、打开Visual Studio 命令提示

2、sqllocaldb.exe stop v11.0

3、sqllocaldb.exe delete v11.0

然后重新生成数据库文件即可

Cannot attach the file ‘{0}' as database '{1}'

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