当你的数据库为SQLEXPRESS时,在程序的数据库连接字符串的服务Server使用127.0.0.1\SQLEXPRESS时,如下: 它会显示一异常: Server Error in '/' Application. A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not acc
1.相信很多同学刚接触selenium时,在Eclipse中打开fireFox浏览器是报报错: org.openqa.selenium.firefox.NotConnectedException: Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console output: ...(异常代码太多此处省略) 在网上找了好多方法都是不能解决问题,结果是焦头烂额! 2.其实这是selenium的jar包