错误'基础提供程序在打开时失败' [英] Error 'The underlying provider failed on Open'

问题描述

当我试图运行MVC4应用程序时我给'底层提供程序失败'打开

这个错误请给出建议如何解决这个

when i tried to run MVC4 Application i give 'The underlying provider failed on' Open
this error please give suggestion how to solve this

推荐答案

您的连接字符串有问题。代码无法连接到数据库。

You have a problem with your connection string. The code cannot connect to the database.

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